Finding the Fourth Proportional to 5,592.28, 8,391.15 and 3,959.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,592.28 : 8,391.15 = 3,959.32 : x
2. Step 2: Convert to fraction form
   5,592.28/8,391.15 = 3,959.32/x
3. Step 3: Cross multiply
   5,592.28x = 8,391.15 × 3,959.32
4. Step 4: Simplify right side
   5,592.28x = 33,223,227.04
5. Step 5: Solve for x
   x = 33,223,227.04/5,592.28
6. Step 6: Final answer
   x = 5,940.91