Finding the Fourth Proportional to 16,255.62, 24,380.92 and 5,160.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,255.62 : 24,380.92 = 5,160.86 : x
2. Step 2: Convert to fraction form
   16,255.62/24,380.92 = 5,160.86/x
3. Step 3: Cross multiply
   16,255.62x = 24,380.92 × 5,160.86
4. Step 4: Simplify right side
   16,255.62x = 125,826,514.79
5. Step 5: Solve for x
   x = 125,826,514.79/16,255.62
6. Step 6: Final answer
   x = 7,740.49