Finding the Fourth Proportional to 5,116.82, 7,065.18 and 3,995.81

Step by Step Solution

1. Step 1: Write the proportion equation
   5,116.82 : 7,065.18 = 3,995.81 : x
2. Step 2: Convert to fraction form
   5,116.82/7,065.18 = 3,995.81/x
3. Step 3: Cross multiply
   5,116.82x = 7,065.18 × 3,995.81
4. Step 4: Simplify right side
   5,116.82x = 28,231,116.90
5. Step 5: Solve for x
   x = 28,231,116.90/5,116.82
6. Step 6: Final answer
   x = 5,517.32