Finding the Fourth Proportional to 2,587.27, 3,882.38 and 2,566.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587.27 : 3,882.38 = 2,566.38 : x
2. Step 2: Convert to fraction form
   2,587.27/3,882.38 = 2,566.38/x
3. Step 3: Cross multiply
   2,587.27x = 3,882.38 × 2,566.38
4. Step 4: Simplify right side
   2,587.27x = 9,963,678.55
5. Step 5: Solve for x
   x = 9,963,678.55/2,587.27
6. Step 6: Final answer
   x = 3,851.04