Finding the Fourth Proportional to 16,561.02, 22,853.42 and 9,006.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,561.02 : 22,853.42 = 9,006.96 : x
2. Step 2: Convert to fraction form
   16,561.02/22,853.42 = 9,006.96/x
3. Step 3: Cross multiply
   16,561.02x = 22,853.42 × 9,006.96
4. Step 4: Simplify right side
   16,561.02x = 205,839,839.80
5. Step 5: Solve for x
   x = 205,839,839.80/16,561.02
6. Step 6: Final answer
   x = 12,429.18