Finding the Fourth Proportional to 3,078.57, 4,243.71 and 2,414.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,078.57 : 4,243.71 = 2,414.27 : x
2. Step 2: Convert to fraction form
   3,078.57/4,243.71 = 2,414.27/x
3. Step 3: Cross multiply
   3,078.57x = 4,243.71 × 2,414.27
4. Step 4: Simplify right side
   3,078.57x = 10,245,440.52
5. Step 5: Solve for x
   x = 10,245,440.52/3,078.57
6. Step 6: Final answer
   x = 3,327.99