Finding the Fourth Proportional to 16,284.25, 22,472.27 and 9,210.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,284.25 : 22,472.27 = 9,210.52 : x
2. Step 2: Convert to fraction form
   16,284.25/22,472.27 = 9,210.52/x
3. Step 3: Cross multiply
   16,284.25x = 22,472.27 × 9,210.52
4. Step 4: Simplify right side
   16,284.25x = 206,981,292.28
5. Step 5: Solve for x
   x = 206,981,292.28/16,284.25
6. Step 6: Final answer
   x = 12,710.52