Upgrade php on a remote server

[anotherF]

I need to Upgrade php 4.3.1 on a remote server to at least 4.3.3. I have not got a clue how to do this any help please. It's a fedora core 3 server apache 2. Yum is installed but dosent seem to have the right repos. Set up. Help

 

[anotherF]

Cheers i have tried yum but the server is using the respo's from the people who own it. Out of date but stable. I will use the second method!

Cheers