Finding the Fourth Proportional to 2,258.96, 3,117.15 and 1,314.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.96 : 3,117.15 = 1,314.71 : x
2. Step 2: Convert to fraction form
   2,258.96/3,117.15 = 1,314.71/x
3. Step 3: Cross multiply
   2,258.96x = 3,117.15 × 1,314.71
4. Step 4: Simplify right side
   2,258.96x = 4,098,132.69
5. Step 5: Solve for x
   x = 4,098,132.69/2,258.96
6. Step 6: Final answer
   x = 1,814.17