Finding the Fourth Proportional to 2,471.38, 3,708.52 and 912.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.38 : 3,708.52 = 912.46 : x
2. Step 2: Convert to fraction form
   2,471.38/3,708.52 = 912.46/x
3. Step 3: Cross multiply
   2,471.38x = 3,708.52 × 912.46
4. Step 4: Simplify right side
   2,471.38x = 3,383,876.16
5. Step 5: Solve for x
   x = 3,383,876.16/2,471.38
6. Step 6: Final answer
   x = 1,369.23