Finding the Fourth Proportional to 31,209,247.72, 43,070,435.94 and 17,457,391.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,209,247.72 : 43,070,435.94 = 17,457,391.72 : x
2. Step 2: Convert to fraction form
   31,209,247.72/43,070,435.94 = 17,457,391.72/x
3. Step 3: Cross multiply
   31,209,247.72x = 43,070,435.94 × 17,457,391.72
4. Step 4: Simplify right side
   31,209,247.72x = 751,897,471,755,746.38
5. Step 5: Solve for x
   x = 751,897,471,755,746.38/31,209,247.72
6. Step 6: Final answer
   x = 24,092,137.00