Finding the Fourth Proportional to 1,962.73, 2,708.55 and 1,078.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962.73 : 2,708.55 = 1,078.52 : x
2. Step 2: Convert to fraction form
   1,962.73/2,708.55 = 1,078.52/x
3. Step 3: Cross multiply
   1,962.73x = 2,708.55 × 1,078.52
4. Step 4: Simplify right side
   1,962.73x = 2,921,231.62
5. Step 5: Solve for x
   x = 2,921,231.62/1,962.73
6. Step 6: Final answer
   x = 1,488.35