Is PowerGEOPAK SS10 compatible with ProjectWise SS4?
No. you need to use PW connect edition.
https://communities.bentley.com/products/road___site_design/f/geopak-inroads-mx-openroads-forum/184400/powergeopak-ss10-compatible-with-projectwise-ss4
For more information about the Road and Site design tools, visit the Road and Site design WIKI at: http://communities.bentley.com/products/road___site_design/w/road_and_site_design__wiki