Finding the Fourth Proportional to 16,532.72, 22,813.76 and 9,080.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,532.72 : 22,813.76 = 9,080.72 : x
2. Step 2: Convert to fraction form
   16,532.72/22,813.76 = 9,080.72/x
3. Step 3: Cross multiply
   16,532.72x = 22,813.76 × 9,080.72
4. Step 4: Simplify right side
   16,532.72x = 207,165,366.71
5. Step 5: Solve for x
   x = 207,165,366.71/16,532.72
6. Step 6: Final answer
   x = 12,530.63