Finding the Fourth Proportional to 16,006.30, 22,086.51 and 8,931.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,006.30 : 22,086.51 = 8,931.82 : x
2. Step 2: Convert to fraction form
   16,006.30/22,086.51 = 8,931.82/x
3. Step 3: Cross multiply
   16,006.30x = 22,086.51 × 8,931.82
4. Step 4: Simplify right side
   16,006.30x = 197,272,731.75
5. Step 5: Solve for x
   x = 197,272,731.75/16,006.30
6. Step 6: Final answer
   x = 12,324.69