Finding the Fourth Proportional to 92,761,383.08, 128,022,518.42 and 56,092,216.52

Step by Step Solution

1. Step 1: Write the proportion equation
   92,761,383.08 : 128,022,518.42 = 56,092,216.52 : x
2. Step 2: Convert to fraction form
   92,761,383.08/128,022,518.42 = 56,092,216.52/x
3. Step 3: Cross multiply
   92,761,383.08x = 128,022,518.42 × 56,092,216.52
4. Step 4: Simplify right side
   92,761,383.08x = 7,181,066,822,650,329
5. Step 5: Solve for x
   x = 7,181,066,822,650,329/92,761,383.08
6. Step 6: Final answer
   x = 77,414,400.09