Finding the Fourth Proportional to 3,915.24, 5,395.56 and 3,073.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,915.24 : 5,395.56 = 3,073.86 : x
2. Step 2: Convert to fraction form
   3,915.24/5,395.56 = 3,073.86/x
3. Step 3: Cross multiply
   3,915.24x = 5,395.56 × 3,073.86
4. Step 4: Simplify right side
   3,915.24x = 16,585,196.06
5. Step 5: Solve for x
   x = 16,585,196.06/3,915.24
6. Step 6: Final answer
   x = 4,236.06