Finding the Fourth Proportional to 2,397.95, 3,595.69 and 1,098.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397.95 : 3,595.69 = 1,098.30 : x
2. Step 2: Convert to fraction form
   2,397.95/3,595.69 = 1,098.30/x
3. Step 3: Cross multiply
   2,397.95x = 3,595.69 × 1,098.30
4. Step 4: Simplify right side
   2,397.95x = 3,949,146.33
5. Step 5: Solve for x
   x = 3,949,146.33/2,397.95
6. Step 6: Final answer
   x = 1,646.88