Finding the Fourth Proportional to 16,449.76, 24,677.52 and 5,355.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,449.76 : 24,677.52 = 5,355.28 : x
2. Step 2: Convert to fraction form
   16,449.76/24,677.52 = 5,355.28/x
3. Step 3: Cross multiply
   16,449.76x = 24,677.52 × 5,355.28
4. Step 4: Simplify right side
   16,449.76x = 132,155,029.31
5. Step 5: Solve for x
   x = 132,155,029.31/16,449.76
6. Step 6: Final answer
   x = 8,033.86