Finding the Fourth Proportional to 3,931.52, 5,425.49 and 2,359.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,931.52 : 5,425.49 = 2,359.61 : x
2. Step 2: Convert to fraction form
   3,931.52/5,425.49 = 2,359.61/x
3. Step 3: Cross multiply
   3,931.52x = 5,425.49 × 2,359.61
4. Step 4: Simplify right side
   3,931.52x = 12,802,040.46
5. Step 5: Solve for x
   x = 12,802,040.46/3,931.52
6. Step 6: Final answer
   x = 3,256.26