Finding the Fourth Proportional to 2,331.57, 3,498.09 and 1,098.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,331.57 : 3,498.09 = 1,098.93 : x
2. Step 2: Convert to fraction form
   2,331.57/3,498.09 = 1,098.93/x
3. Step 3: Cross multiply
   2,331.57x = 3,498.09 × 1,098.93
4. Step 4: Simplify right side
   2,331.57x = 3,844,156.04
5. Step 5: Solve for x
   x = 3,844,156.04/2,331.57
6. Step 6: Final answer
   x = 1,648.74