Finding the Fourth Proportional to 2,396.98, 3,308.15 and 1,806.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,396.98 : 3,308.15 = 1,806.49 : x
2. Step 2: Convert to fraction form
   2,396.98/3,308.15 = 1,806.49/x
3. Step 3: Cross multiply
   2,396.98x = 3,308.15 × 1,806.49
4. Step 4: Simplify right side
   2,396.98x = 5,976,139.89
5. Step 5: Solve for x
   x = 5,976,139.89/2,396.98
6. Step 6: Final answer
   x = 2,493.20