Finding the Fourth Proportional to 1,452.88, 2,004.98 and 789.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.88 : 2,004.98 = 789.73 : x
2. Step 2: Convert to fraction form
   1,452.88/2,004.98 = 789.73/x
3. Step 3: Cross multiply
   1,452.88x = 2,004.98 × 789.73
4. Step 4: Simplify right side
   1,452.88x = 1,583,383.89
5. Step 5: Solve for x
   x = 1,583,383.89/1,452.88
6. Step 6: Final answer
   x = 1,089.82