Finding the Fourth Proportional to 3,086.37, 4,258.71 and 1,968.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,086.37 : 4,258.71 = 1,968.27 : x
2. Step 2: Convert to fraction form
   3,086.37/4,258.71 = 1,968.27/x
3. Step 3: Cross multiply
   3,086.37x = 4,258.71 × 1,968.27
4. Step 4: Simplify right side
   3,086.37x = 8,382,275.16
5. Step 5: Solve for x
   x = 8,382,275.16/3,086.37
6. Step 6: Final answer
   x = 2,715.90