Did i put my tampon in wrong?

I started my period in late august and was afraid of tampons so i used pads. this week i started to use tampons i push it in until my fingers touch my (well u no...) then when i push it in it hurts like a broose when i walk around i cant feel it when i sit i cant feel it put when i lean backwards almost as if i was going to start rocking my self it feels like im sitting on the tampon, im afraid to take it out bcs it would be to dry and hurt, plz help srry if this was akward