Finding the Fourth Proportional to 2,078.52, 2,869.39 and 1,449.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.52 : 2,869.39 = 1,449.55 : x
2. Step 2: Convert to fraction form
   2,078.52/2,869.39 = 1,449.55/x
3. Step 3: Cross multiply
   2,078.52x = 2,869.39 × 1,449.55
4. Step 4: Simplify right side
   2,078.52x = 4,159,324.27
5. Step 5: Solve for x
   x = 4,159,324.27/2,078.52
6. Step 6: Final answer
   x = 2,001.10