Whats up dawg i can help you out i thought about running a mac OSX on mine but here your solution to this.
THREE ways to do this first way is to but a cable modem($85)then buy a ethernet card ($45) plug your XBOX into your Ethernet card .Then plug your cable modem into into your USB port in your computer, and setup up a share network.(you need to get you ip and other for you xbox to do this just go to start menu run then type winipcfg)
Way number two buy Ethernet card set it as a share card then put you Xbox on the network but you will have no internet.(you need to get you ip and other for you xbox to do this just go to start menu run then type winipcfg)
The ethird way to do this is buy a cable modem and plug it in your USB port on your computer then plug your XBOX in the cable modem.(you need to get you ip and other for you xbox to do this just go to start menu run then type winipcfg)
VALUE YOUR DONE THANKS TO X-tA-c