Finding the Fourth Proportional to 2,737.50, 4,105.74 and 789.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,737.50 : 4,105.74 = 789.42 : x
2. Step 2: Convert to fraction form
   2,737.50/4,105.74 = 789.42/x
3. Step 3: Cross multiply
   2,737.50x = 4,105.74 × 789.42
4. Step 4: Simplify right side
   2,737.50x = 3,241,153.27
5. Step 5: Solve for x
   x = 3,241,153.27/2,737.50
6. Step 6: Final answer
   x = 1,183.98