Finding the Fourth Proportional to 16,580.16, 22,879.88 and 9,026.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,580.16 : 22,879.88 = 9,026.52 : x
2. Step 2: Convert to fraction form
   16,580.16/22,879.88 = 9,026.52/x
3. Step 3: Cross multiply
   16,580.16x = 22,879.88 × 9,026.52
4. Step 4: Simplify right side
   16,580.16x = 206,525,694.42
5. Step 5: Solve for x
   x = 206,525,694.42/16,580.16
6. Step 6: Final answer
   x = 12,456.19