Car might be messed up? 2007 Ford Explorer?

Wife and I were starting the car, car made a funny noise, like sounded like it lost power a little if that makes sense? Wife revs engine to see if that helps, engine makes a popping noise and some white smoke starts coming from under the hood. Didn't smell sweet, smelled burned. Oil was good, found radiator coolant empty though. So obviously gotta get some of that, no idea how long it's been like that.

The problem is you bought a Ford