Finding the Fourth Proportional to 3,995.12, 5,515.25 and 3,096.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,995.12 : 5,515.25 = 3,096.83 : x
2. Step 2: Convert to fraction form
   3,995.12/5,515.25 = 3,096.83/x
3. Step 3: Cross multiply
   3,995.12x = 5,515.25 × 3,096.83
4. Step 4: Simplify right side
   3,995.12x = 17,079,748.60
5. Step 5: Solve for x
   x = 17,079,748.60/3,995.12
6. Step 6: Final answer
   x = 4,275.16