Finding the Fourth Proportional to 16,049.92, 22,148.72 and 8,976.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,049.92 : 22,148.72 = 8,976.38 : x
2. Step 2: Convert to fraction form
   16,049.92/22,148.72 = 8,976.38/x
3. Step 3: Cross multiply
   16,049.92x = 22,148.72 × 8,976.38
4. Step 4: Simplify right side
   16,049.92x = 198,815,327.23
5. Step 5: Solve for x
   x = 198,815,327.23/16,049.92
6. Step 6: Final answer
   x = 12,387.31