1/2 : 1/4 : 1/8 4/8: 2/8 : 1/8 4 : 2 : 1
------------------- ------------------- 36 : 18 : 9 || ------------------- -------------------
Let x = the smallest part assigned for the third man. Then the second man will get 2x and the first man will get 4x. In all, we have x + 2x + 4x = 7x, or seven equal parts. Thus the smallest part is x =of $63, i.e. $9. Two other parts are $18 and $36.