Finding the Fourth Proportional to 3,686.85, 5,087.82 and 2,008.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,686.85 : 5,087.82 = 2,008.25 : x
2. Step 2: Convert to fraction form
   3,686.85/5,087.82 = 2,008.25/x
3. Step 3: Cross multiply
   3,686.85x = 5,087.82 × 2,008.25
4. Step 4: Simplify right side
   3,686.85x = 10,217,615.69
5. Step 5: Solve for x
   x = 10,217,615.69/3,686.85
6. Step 6: Final answer
   x = 2,771.37