Finding the Fourth Proportional to 3,738.62, 5,158.59 and 2,340.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,738.62 : 5,158.59 = 2,340.56 : x
2. Step 2: Convert to fraction form
   3,738.62/5,158.59 = 2,340.56/x
3. Step 3: Cross multiply
   3,738.62x = 5,158.59 × 2,340.56
4. Step 4: Simplify right side
   3,738.62x = 12,073,993.53
5. Step 5: Solve for x
   x = 12,073,993.53/3,738.62
6. Step 6: Final answer
   x = 3,229.53