Finding the Fourth Proportional to 16,268.32, 24,385.72 and 6,403.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,268.32 : 24,385.72 = 6,403.60 : x
2. Step 2: Convert to fraction form
   16,268.32/24,385.72 = 6,403.60/x
3. Step 3: Cross multiply
   16,268.32x = 24,385.72 × 6,403.60
4. Step 4: Simplify right side
   16,268.32x = 156,156,396.59
5. Step 5: Solve for x
   x = 156,156,396.59/16,268.32
6. Step 6: Final answer
   x = 9,598.80