Finding the Fourth Proportional to 16,348.84, 22,560.72 and 9,275.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,348.84 : 22,560.72 = 9,275.12 : x
2. Step 2: Convert to fraction form
   16,348.84/22,560.72 = 9,275.12/x
3. Step 3: Cross multiply
   16,348.84x = 22,560.72 × 9,275.12
4. Step 4: Simplify right side
   16,348.84x = 209,253,385.29
5. Step 5: Solve for x
   x = 209,253,385.29/16,348.84
6. Step 6: Final answer
   x = 12,799.28