Finding the Fourth Proportional to 22,708.17, 31,337.56 and 12,500.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,708.17 : 31,337.56 = 12,500.38 : x
2. Step 2: Convert to fraction form
   22,708.17/31,337.56 = 12,500.38/x
3. Step 3: Cross multiply
   22,708.17x = 31,337.56 × 12,500.38
4. Step 4: Simplify right side
   22,708.17x = 391,731,408.27
5. Step 5: Solve for x
   x = 391,731,408.27/22,708.17
6. Step 6: Final answer
   x = 17,250.68