Turkey - most powerful military of Middle East and Central as well as Western Asia, 2nd largest army and overall military of NATO after US, excellent military training and very well trained according to NATO standards, a very large (over 1,055,000 overall military) and powerful combined force of army (514,000 active, 380,000 reserve and 144,000 paramilitary), navy (best in Middle East and the Muslim world, and air force (best in Middle East), one of the largest Eurasian countries with 75 million people, largest economy in Middle East and in the Muslim world being 17th economy in the world in GDP nominal and 15th in GDP PPP, 8th largest military budget in the world, technologically and in military weapons industry the best in Middle East and in the Muslim world as it has access to NATO weapons and produces 60% of it's own weapons and has future impressive military production projects like a native tank based on the German Leopard model jointly created by South Korea, a unique and strategically as well as geographically important country and considered a bridge between East (Asia and Russia) and West (Europe and the Americas) being near Middle East, one of the few Muslim majority (99% Muslim) countries but a secular democracy, has great influence in Middle East and in the Muslim world due to it's long legacy of Turkic empires ruling over most of Muslim lands especially from the previous Ottoman Empire (1299-1923 ruling over three continents of Arabia and Middle East, North Africa, Anatolia/Asia Minor of current day Turkey and Southeastern Europe/Balkans as well as Caucasus), part of the NATO nuclear sharing policy and possesses 90 nuclear weapons (40-45 of them under the personal use and disposal of the Turkish air force and navy), is capable of producing it's own nuclear weapons with a growing economy and military technology, has signed a deal with neighbouring Russia to open Turkey's first nuclear power plants in the next few years after neighbouring Iran's attempts to acquire these weapons to maintain a balance of power in the region, part of G20 major economies in the world, produces home appliances, TVs (first in Europe), food, weapons, automotives 5th in Europe and 16th in world, textiles, very attractive tourist location, etc.
So yeah, Turkey is without a doubt the most powerful Muslim majority country. And in the near future it will place itself in top 5 without any doubt.
EDIT: WITHOUT BEING DEPENDENT ON OIL, in fact importing all of our oil and gas. So for those who still try to compare Turkey's economy with UAE, Qatar, Iran etc have some reality check.