Finding the Fourth Proportional to 2,882.71, 4,324.05 and 908.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,882.71 : 4,324.05 = 908.51 : x
2. Step 2: Convert to fraction form
   2,882.71/4,324.05 = 908.51/x
3. Step 3: Cross multiply
   2,882.71x = 4,324.05 × 908.51
4. Step 4: Simplify right side
   2,882.71x = 3,928,424.45
5. Step 5: Solve for x
   x = 3,928,424.45/2,882.71
6. Step 6: Final answer
   x = 1,362.75