Finding the Fourth Proportional to 5,989.92, 8,259.62 and 3,749.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,989.92 : 8,259.62 = 3,749.15 : x
2. Step 2: Convert to fraction form
   5,989.92/8,259.62 = 3,749.15/x
3. Step 3: Cross multiply
   5,989.92x = 8,259.62 × 3,749.15
4. Step 4: Simplify right side
   5,989.92x = 30,966,494.28
5. Step 5: Solve for x
   x = 30,966,494.28/5,989.92
6. Step 6: Final answer
   x = 5,169.77