Finding the Fourth Proportional to 2,442.39, 3,665.40 and 1,519.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.39 : 3,665.40 = 1,519.29 : x
2. Step 2: Convert to fraction form
   2,442.39/3,665.40 = 1,519.29/x
3. Step 3: Cross multiply
   2,442.39x = 3,665.40 × 1,519.29
4. Step 4: Simplify right side
   2,442.39x = 5,568,805.57
5. Step 5: Solve for x
   x = 5,568,805.57/2,442.39
6. Step 6: Final answer
   x = 2,280.06