Finding the Fourth Proportional to 5,789.59, 7,989.61 and 3,137.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,789.59 : 7,989.61 = 3,137.04 : x
2. Step 2: Convert to fraction form
   5,789.59/7,989.61 = 3,137.04/x
3. Step 3: Cross multiply
   5,789.59x = 7,989.61 × 3,137.04
4. Step 4: Simplify right side
   5,789.59x = 25,063,726.15
5. Step 5: Solve for x
   x = 25,063,726.15/5,789.59
6. Step 6: Final answer
   x = 4,329.10