Finding the Fourth Proportional to 6,679.30, 9,216.61 and 3,694.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,679.30 : 9,216.61 = 3,694.72 : x
2. Step 2: Convert to fraction form
   6,679.30/9,216.61 = 3,694.72/x
3. Step 3: Cross multiply
   6,679.30x = 9,216.61 × 3,694.72
4. Step 4: Simplify right side
   6,679.30x = 34,052,793.30
5. Step 5: Solve for x
   x = 34,052,793.30/6,679.30
6. Step 6: Final answer
   x = 5,098.26