Finding the Fourth Proportional to 16,561.38, 22,854.27 and 9,007.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,561.38 : 22,854.27 = 9,007.56 : x
2. Step 2: Convert to fraction form
   16,561.38/22,854.27 = 9,007.56/x
3. Step 3: Cross multiply
   16,561.38x = 22,854.27 × 9,007.56
4. Step 4: Simplify right side
   16,561.38x = 205,861,208.28
5. Step 5: Solve for x
   x = 205,861,208.28/16,561.38
6. Step 6: Final answer
   x = 12,430.20