Finding the Fourth Proportional to 16,049.43, 22,156.92 and 9,677.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,049.43 : 22,156.92 = 9,677.16 : x
2. Step 2: Convert to fraction form
   16,049.43/22,156.92 = 9,677.16/x
3. Step 3: Cross multiply
   16,049.43x = 22,156.92 × 9,677.16
4. Step 4: Simplify right side
   16,049.43x = 214,416,059.95
5. Step 5: Solve for x
   x = 214,416,059.95/16,049.43
6. Step 6: Final answer
   x = 13,359.73