Things You'll Need
Instructions
Click "Start" and "Control Panel" on your computer. Select "Network and Sharing Center" from the list.
Click "Change adapter settings" from the menu on the left of the window. Highlight both adapters using the computer's mouse. Right click on the highlighted adapters and select "Bridge Connections."
Plug an Ethernet cable into the open port on the back of the computer. Plug the other end of the cable into the port on the back of the PS3.
Turn on the PS3 and login to your account. The PS3 will login to the Internet using the connection from the computer.