Finding the Fourth Proportional to 2,471.56, 3,708.06 and 912.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.56 : 3,708.06 = 912.04 : x
2. Step 2: Convert to fraction form
   2,471.56/3,708.06 = 912.04/x
3. Step 3: Cross multiply
   2,471.56x = 3,708.06 × 912.04
4. Step 4: Simplify right side
   2,471.56x = 3,381,899.04
5. Step 5: Solve for x
   x = 3,381,899.04/2,471.56
6. Step 6: Final answer
   x = 1,368.33