Finding the Fourth Proportional to 31,025,603.29, 42,814,810.18 and 17,088,256.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,025,603.29 : 42,814,810.18 = 17,088,256.28 : x
2. Step 2: Convert to fraction form
   31,025,603.29/42,814,810.18 = 17,088,256.28/x
3. Step 3: Cross multiply
   31,025,603.29x = 42,814,810.18 × 17,088,256.28
4. Step 4: Simplify right side
   31,025,603.29x = 731,630,448,822,957
5. Step 5: Solve for x
   x = 731,630,448,822,957/31,025,603.29
6. Step 6: Final answer
   x = 23,581,505.96