Finding the Fourth Proportional to 8,694.28, 13,016.56 and 5,766.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,694.28 : 13,016.56 = 5,766.76 : x
2. Step 2: Convert to fraction form
   8,694.28/13,016.56 = 5,766.76/x
3. Step 3: Cross multiply
   8,694.28x = 13,016.56 × 5,766.76
4. Step 4: Simplify right side
   8,694.28x = 75,063,377.55
5. Step 5: Solve for x
   x = 75,063,377.55/8,694.28
6. Step 6: Final answer
   x = 8,633.65