Finding the Fourth Proportional to 3,915.48, 5,403.39 and 2,343.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,915.48 : 5,403.39 = 2,343.27 : x
2. Step 2: Convert to fraction form
   3,915.48/5,403.39 = 2,343.27/x
3. Step 3: Cross multiply
   3,915.48x = 5,403.39 × 2,343.27
4. Step 4: Simplify right side
   3,915.48x = 12,661,601.69
5. Step 5: Solve for x
   x = 12,661,601.69/3,915.48
6. Step 6: Final answer
   x = 3,233.73