Finding the Fourth Proportional to 3,744.14, 5,616.18 and 2,453.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.14 : 5,616.18 = 2,453.78 : x
2. Step 2: Convert to fraction form
   3,744.14/5,616.18 = 2,453.78/x
3. Step 3: Cross multiply
   3,744.14x = 5,616.18 × 2,453.78
4. Step 4: Simplify right side
   3,744.14x = 13,780,870.16
5. Step 5: Solve for x
   x = 13,780,870.16/3,744.14
6. Step 6: Final answer
   x = 3,680.65