Finding the Fourth Proportional to 16,411.92, 24,620.76 and 7,057.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,411.92 : 24,620.76 = 7,057.68 : x
2. Step 2: Convert to fraction form
   16,411.92/24,620.76 = 7,057.68/x
3. Step 3: Cross multiply
   16,411.92x = 24,620.76 × 7,057.68
4. Step 4: Simplify right side
   16,411.92x = 173,765,445.44
5. Step 5: Solve for x
   x = 173,765,445.44/16,411.92
6. Step 6: Final answer
   x = 10,587.76