Finding the Fourth Proportional to 22,824.29, 31,495.57 and 13,134.06

Step by Step Solution

1. Step 1: Write the proportion equation
   22,824.29 : 31,495.57 = 13,134.06 : x
2. Step 2: Convert to fraction form
   22,824.29/31,495.57 = 13,134.06/x
3. Step 3: Cross multiply
   22,824.29x = 31,495.57 × 13,134.06
4. Step 4: Simplify right side
   22,824.29x = 413,664,673.28
5. Step 5: Solve for x
   x = 413,664,673.28/22,824.29
6. Step 6: Final answer
   x = 18,123.88