Finding the Fourth Proportional to 5,982.32, 8,257.83 and 5,139.65

Step by Step Solution

1. Step 1: Write the proportion equation
   5,982.32 : 8,257.83 = 5,139.65 : x
2. Step 2: Convert to fraction form
   5,982.32/8,257.83 = 5,139.65/x
3. Step 3: Cross multiply
   5,982.32x = 8,257.83 × 5,139.65
4. Step 4: Simplify right side
   5,982.32x = 42,442,355.96
5. Step 5: Solve for x
   x = 42,442,355.96/5,982.32
6. Step 6: Final answer
   x = 7,094.63