Finding the Fourth Proportional to 16,123.74, 22,254.39 and 10,531.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,123.74 : 22,254.39 = 10,531.50 : x
2. Step 2: Convert to fraction form
   16,123.74/22,254.39 = 10,531.50/x
3. Step 3: Cross multiply
   16,123.74x = 22,254.39 × 10,531.50
4. Step 4: Simplify right side
   16,123.74x = 234,372,108.29
5. Step 5: Solve for x
   x = 234,372,108.29/16,123.74
6. Step 6: Final answer
   x = 14,535.84