Finding the Fourth Proportional to 8,766.29, 13,152.51 and 5,475.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,766.29 : 13,152.51 = 5,475.53 : x
2. Step 2: Convert to fraction form
   8,766.29/13,152.51 = 5,475.53/x
3. Step 3: Cross multiply
   8,766.29x = 13,152.51 × 5,475.53
4. Step 4: Simplify right side
   8,766.29x = 72,016,995.96
5. Step 5: Solve for x
   x = 72,016,995.96/8,766.29
6. Step 6: Final answer
   x = 8,215.22