Finding the Fourth Proportional to 16,517.83, 22,789.05 and 9,439.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,517.83 : 22,789.05 = 9,439.24 : x
2. Step 2: Convert to fraction form
   16,517.83/22,789.05 = 9,439.24/x
3. Step 3: Cross multiply
   16,517.83x = 22,789.05 × 9,439.24
4. Step 4: Simplify right side
   16,517.83x = 215,111,312.32
5. Step 5: Solve for x
   x = 215,111,312.32/16,517.83
6. Step 6: Final answer
   x = 13,022.98