Finding the Fourth Proportional to 2,098.20, 3,132.15 and 1,839

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.20 : 3,132.15 = 1,839 : x
2. Step 2: Convert to fraction form
   2,098.20/3,132.15 = 1,839/x
3. Step 3: Cross multiply
   2,098.20x = 3,132.15 × 1,839
4. Step 4: Simplify right side
   2,098.20x = 5,760,023.85
5. Step 5: Solve for x
   x = 5,760,023.85/2,098.20
6. Step 6: Final answer
   x = 2,745.22