Finding the Fourth Proportional to 16,240.30, 22,411.62 and 9,167.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,240.30 : 22,411.62 = 9,167.18 : x
2. Step 2: Convert to fraction form
   16,240.30/22,411.62 = 9,167.18/x
3. Step 3: Cross multiply
   16,240.30x = 22,411.62 × 9,167.18
4. Step 4: Simplify right side
   16,240.30x = 205,451,196.74
5. Step 5: Solve for x
   x = 205,451,196.74/16,240.30
6. Step 6: Final answer
   x = 12,650.71