Finding the Fourth Proportional to 3,441.27, 5,155.02 and 2,658.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,441.27 : 5,155.02 = 2,658.54 : x
2. Step 2: Convert to fraction form
   3,441.27/5,155.02 = 2,658.54/x
3. Step 3: Cross multiply
   3,441.27x = 5,155.02 × 2,658.54
4. Step 4: Simplify right side
   3,441.27x = 13,704,826.87
5. Step 5: Solve for x
   x = 13,704,826.87/3,441.27
6. Step 6: Final answer
   x = 3,982.49