Dog needs help with a bacterial skin infection.

I want to save my pups life. He has an bacteria skin  infection that is call MRSP. His name is tank I adopted him from a lady who has cancer and could not take care of him and we decided to help. He is my daughters emotional support dog and has helped through some tough times. He need to get his leg amputated and don’t have the money to pay for the amputation. He is a very sweet little boy and need your help to be saved.