Finding the Fourth Proportional to 3,914.24, 5,401.49 and 2,343.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914.24 : 5,401.49 = 2,343.20 : x
2. Step 2: Convert to fraction form
   3,914.24/5,401.49 = 2,343.20/x
3. Step 3: Cross multiply
   3,914.24x = 5,401.49 × 2,343.20
4. Step 4: Simplify right side
   3,914.24x = 12,656,773.16
5. Step 5: Solve for x
   x = 12,656,773.16/3,914.24
6. Step 6: Final answer
   x = 3,233.52