Finding the Fourth Proportional to 2,544.74, 3,817.30 and 789.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.74 : 3,817.30 = 789.53 : x
2. Step 2: Convert to fraction form
   2,544.74/3,817.30 = 789.53/x
3. Step 3: Cross multiply
   2,544.74x = 3,817.30 × 789.53
4. Step 4: Simplify right side
   2,544.74x = 3,013,854.77
5. Step 5: Solve for x
   x = 3,013,854.77/2,544.74
6. Step 6: Final answer
   x = 1,184.35