Bestfriend help !!!!!!!!!!?

me and my best friend fell out we have not spoke for a mouth me and him was best friend for 7 years we had a big argument in college and i pushed him and he got me kicked out of college but its killing me not having him in my life it like my brother has died to me as we was so close and every time i think of him i cry i wrote him a letter and made a video for him is there any way i can get him to forgive me i would lose everyone just to have him back in my life its bean a mouth now we haven't spoken but it kills thank you x