Finding the Fourth Proportional to 16,562.69, 22,857.09 and 9,490.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,562.69 : 22,857.09 = 9,490.48 : x
2. Step 2: Convert to fraction form
   16,562.69/22,857.09 = 9,490.48/x
3. Step 3: Cross multiply
   16,562.69x = 22,857.09 × 9,490.48
4. Step 4: Simplify right side
   16,562.69x = 216,924,755.50
5. Step 5: Solve for x
   x = 216,924,755.50/16,562.69
6. Step 6: Final answer
   x = 13,097.19