Finding the Fourth Proportional to 16,425.29, 22,666.90 and 8,871.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,425.29 : 22,666.90 = 8,871.62 : x
2. Step 2: Convert to fraction form
   16,425.29/22,666.90 = 8,871.62/x
3. Step 3: Cross multiply
   16,425.29x = 22,666.90 × 8,871.62
4. Step 4: Simplify right side
   16,425.29x = 201,092,123.38
5. Step 5: Solve for x
   x = 201,092,123.38/16,425.29
6. Step 6: Final answer
   x = 12,242.84