Finding the Fourth Proportional to 22,492.09, 31,008.05 and 16,123.87

Step by Step Solution

1. Step 1: Write the proportion equation
   22,492.09 : 31,008.05 = 16,123.87 : x
2. Step 2: Convert to fraction form
   22,492.09/31,008.05 = 16,123.87/x
3. Step 3: Cross multiply
   22,492.09x = 31,008.05 × 16,123.87
4. Step 4: Simplify right side
   22,492.09x = 499,969,686.53
5. Step 5: Solve for x
   x = 499,969,686.53/22,492.09
6. Step 6: Final answer
   x = 22,228.69