Finding the Fourth Proportional to 5,489.31, 7,576.61 and 3,132.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,489.31 : 7,576.61 = 3,132.82 : x
2. Step 2: Convert to fraction form
   5,489.31/7,576.61 = 3,132.82/x
3. Step 3: Cross multiply
   5,489.31x = 7,576.61 × 3,132.82
4. Step 4: Simplify right side
   5,489.31x = 23,736,155.34
5. Step 5: Solve for x
   x = 23,736,155.34/5,489.31
6. Step 6: Final answer
   x = 4,324.07