Finding the Fourth Proportional to 3,932.56, 5,425.56 and 2,439.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,932.56 : 5,425.56 = 2,439.94 : x
2. Step 2: Convert to fraction form
   3,932.56/5,425.56 = 2,439.94/x
3. Step 3: Cross multiply
   3,932.56x = 5,425.56 × 2,439.94
4. Step 4: Simplify right side
   3,932.56x = 13,238,040.87
5. Step 5: Solve for x
   x = 13,238,040.87/3,932.56
6. Step 6: Final answer
   x = 3,366.27