Finding the Fourth Proportional to 16,007.04, 22,086.17 and 9,288.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,007.04 : 22,086.17 = 9,288.76 : x
2. Step 2: Convert to fraction form
   16,007.04/22,086.17 = 9,288.76/x
3. Step 3: Cross multiply
   16,007.04x = 22,086.17 × 9,288.76
4. Step 4: Simplify right side
   16,007.04x = 205,153,132.45
5. Step 5: Solve for x
   x = 205,153,132.45/16,007.04
6. Step 6: Final answer
   x = 12,816.43