Finding the Fourth Proportional to 2,098.98, 3,146.03 and 1,855.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.98 : 3,146.03 = 1,855.98 : x
2. Step 2: Convert to fraction form
   2,098.98/3,146.03 = 1,855.98/x
3. Step 3: Cross multiply
   2,098.98x = 3,146.03 × 1,855.98
4. Step 4: Simplify right side
   2,098.98x = 5,838,959.48
5. Step 5: Solve for x
   x = 5,838,959.48/2,098.98
6. Step 6: Final answer
   x = 2,781.81