Proposition:
Given A1:A2, B1:B2, C1:C2 ..., where each ratio is the least, find the least numbers in continued proportion such that X1:X2 = A1:A2, X2:X3 = B1:B2, X3:X4 = C1:C2, etc
PDFs:
https://github.com/sandy-bultena/Euclid/tree/master/Propositions/PDFs