Finding the Fourth Proportional to 3,587.31, 5,386.91 and 2,424.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,587.31 : 5,386.91 = 2,424.83 : x
2. Step 2: Convert to fraction form
   3,587.31/5,386.91 = 2,424.83/x
3. Step 3: Cross multiply
   3,587.31x = 5,386.91 × 2,424.83
4. Step 4: Simplify right side
   3,587.31x = 13,062,301.92
5. Step 5: Solve for x
   x = 13,062,301.92/3,587.31
6. Step 6: Final answer
   x = 3,641.25