Finding the Fourth Proportional to 16,103.92, 24,159.52 and 5,715.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,103.92 : 24,159.52 = 5,715.68 : x
2. Step 2: Convert to fraction form
   16,103.92/24,159.52 = 5,715.68/x
3. Step 3: Cross multiply
   16,103.92x = 24,159.52 × 5,715.68
4. Step 4: Simplify right side
   16,103.92x = 138,088,085.27
5. Step 5: Solve for x
   x = 138,088,085.27/16,103.92
6. Step 6: Final answer
   x = 8,574.81