Finding the Fourth Proportional to 3,868.50, 5,339.85 and 2,414.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.50 : 5,339.85 = 2,414.43 : x
2. Step 2: Convert to fraction form
   3,868.50/5,339.85 = 2,414.43/x
3. Step 3: Cross multiply
   3,868.50x = 5,339.85 × 2,414.43
4. Step 4: Simplify right side
   3,868.50x = 12,892,694.04
5. Step 5: Solve for x
   x = 12,892,694.04/3,868.50
6. Step 6: Final answer
   x = 3,332.74