Finding the Fourth Proportional to 16,499.32, 22,769.10 and 9,425.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.32 : 22,769.10 = 9,425.71 : x
2. Step 2: Convert to fraction form
   16,499.32/22,769.10 = 9,425.71/x
3. Step 3: Cross multiply
   16,499.32x = 22,769.10 × 9,425.71
4. Step 4: Simplify right side
   16,499.32x = 214,614,933.56
5. Step 5: Solve for x
   x = 214,614,933.56/16,499.32
6. Step 6: Final answer
   x = 13,007.50