and that required the Microsoft Core XML Services 6.0 so I installed that then the OLE DB Provider and bam! i can view my cubes.
So to summarize, to run IT Analytics the client machine needs the following:
Office web components 11
ADOMD.NET (.NET data provider)
MS XML 6
OLE DB 9
all of these are on the "Feature Pack for Microsoft SQL Server 2005" page of the Microsoft download center