Finding the Fourth Proportional to 2,023.98, 3,034.75 and 725.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,023.98 : 3,034.75 = 725.55 : x
2. Step 2: Convert to fraction form
   2,023.98/3,034.75 = 725.55/x
3. Step 3: Cross multiply
   2,023.98x = 3,034.75 × 725.55
4. Step 4: Simplify right side
   2,023.98x = 2,201,862.86
5. Step 5: Solve for x
   x = 2,201,862.86/2,023.98
6. Step 6: Final answer
   x = 1,087.89