Finding the Fourth Proportional to 5,682.72, 8,517.60 and 3,493.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,682.72 : 8,517.60 = 3,493.02 : x
2. Step 2: Convert to fraction form
   5,682.72/8,517.60 = 3,493.02/x
3. Step 3: Cross multiply
   5,682.72x = 8,517.60 × 3,493.02
4. Step 4: Simplify right side
   5,682.72x = 29,752,147.15
5. Step 5: Solve for x
   x = 29,752,147.15/5,682.72
6. Step 6: Final answer
   x = 5,235.55