Finding the Fourth Proportional to 2,250.24, 3,375.86 and 789.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.24 : 3,375.86 = 789.60 : x
2. Step 2: Convert to fraction form
   2,250.24/3,375.86 = 789.60/x
3. Step 3: Cross multiply
   2,250.24x = 3,375.86 × 789.60
4. Step 4: Simplify right side
   2,250.24x = 2,665,579.06
5. Step 5: Solve for x
   x = 2,665,579.06/2,250.24
6. Step 6: Final answer
   x = 1,184.58