Finding the Fourth Proportional to 1,452.24, 2,004.10 and 789.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.24 : 2,004.10 = 789.09 : x
2. Step 2: Convert to fraction form
   1,452.24/2,004.10 = 789.09/x
3. Step 3: Cross multiply
   1,452.24x = 2,004.10 × 789.09
4. Step 4: Simplify right side
   1,452.24x = 1,581,415.27
5. Step 5: Solve for x
   x = 1,581,415.27/1,452.24
6. Step 6: Final answer
   x = 1,088.95