You are attempting the impossible. Oracle 12c is not supported on 32 bit OS.
Hope this helps.
Here is the link I meant to paste: Operating System Checklist for Oracle Database Installation on Microsoft Windows
Even Microsoft Windows Server 2008R2 isn't supported anymore.
Thanks so much for the answer. I was hoping that because it wasn't specifically called out, I may be able to reverse engineer it somehow. This helps, thank you!