Finding the Fourth Proportional to 8,766.48, 13,142.16 and 4,261.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,766.48 : 13,142.16 = 4,261.32 : x
2. Step 2: Convert to fraction form
   8,766.48/13,142.16 = 4,261.32/x
3. Step 3: Cross multiply
   8,766.48x = 13,142.16 × 4,261.32
4. Step 4: Simplify right side
   8,766.48x = 56,002,949.25
5. Step 5: Solve for x
   x = 56,002,949.25/8,766.48
6. Step 6: Final answer
   x = 6,388.31