Finding the Fourth Proportional to 16,283.25, 22,470.89 and 9,209.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,283.25 : 22,470.89 = 9,209.52 : x
2. Step 2: Convert to fraction form
   16,283.25/22,470.89 = 9,209.52/x
3. Step 3: Cross multiply
   16,283.25x = 22,470.89 × 9,209.52
4. Step 4: Simplify right side
   16,283.25x = 206,946,064.83
5. Step 5: Solve for x
   x = 206,946,064.83/16,283.25
6. Step 6: Final answer
   x = 12,709.14