Finding the Fourth Proportional to 15,982.71, 22,054.98 and 8,909.52

Step by Step Solution

1. Step 1: Write the proportion equation
   15,982.71 : 22,054.98 = 8,909.52 : x
2. Step 2: Convert to fraction form
   15,982.71/22,054.98 = 8,909.52/x
3. Step 3: Cross multiply
   15,982.71x = 22,054.98 × 8,909.52
4. Step 4: Simplify right side
   15,982.71x = 196,499,285.41
5. Step 5: Solve for x
   x = 196,499,285.41/15,982.71
6. Step 6: Final answer
   x = 12,294.49