Finding the Fourth Proportional to 3,686.87, 5,087.71 and 2,008.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,686.87 : 5,087.71 = 2,008.27 : x
2. Step 2: Convert to fraction form
   3,686.87/5,087.71 = 2,008.27/x
3. Step 3: Cross multiply
   3,686.87x = 5,087.71 × 2,008.27
4. Step 4: Simplify right side
   3,686.87x = 10,217,504.23
5. Step 5: Solve for x
   x = 10,217,504.23/3,686.87
6. Step 6: Final answer
   x = 2,771.32