https://www.projectorpeople.com/resources/short-throw.asp
Throw ration: 0.37: 1
Screen size: 1200 cm or smaller (l) x 560 cm (b)
Hence 1200×0.37=44.4 cm Projector has to be this distance away from the screen.
Fish eye lens
I lost my projector design file.
noted. Fish eye lens would be the way to go.