Finding the Fourth Proportional to 16,261.29, 24,391.60 and 5,168.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,261.29 : 24,391.60 = 5,168.00 : x
2. Step 2: Convert to fraction form
   16,261.29/24,391.60 = 5,168.00/x
3. Step 3: Cross multiply
   16,261.29x = 24,391.60 × 5,168.00
4. Step 4: Simplify right side
   16,261.29x = 126,055,836.86
5. Step 5: Solve for x
   x = 126,055,836.86/16,261.29
6. Step 6: Final answer
   x = 7,751.90