Finding the Fourth Proportional to 3,728.02, 5,143.88 and 2,401.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728.02 : 5,143.88 = 2,401.54 : x
2. Step 2: Convert to fraction form
   3,728.02/5,143.88 = 2,401.54/x
3. Step 3: Cross multiply
   3,728.02x = 5,143.88 × 2,401.54
4. Step 4: Simplify right side
   3,728.02x = 12,353,233.58
5. Step 5: Solve for x
   x = 12,353,233.58/3,728.02
6. Step 6: Final answer
   x = 3,313.62