Finding the Fourth Proportional to 2,258.29, 3,116.56 and 1,314.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.29 : 3,116.56 = 1,314.10 : x
2. Step 2: Convert to fraction form
   2,258.29/3,116.56 = 1,314.10/x
3. Step 3: Cross multiply
   2,258.29x = 3,116.56 × 1,314.10
4. Step 4: Simplify right side
   2,258.29x = 4,095,471.35
5. Step 5: Solve for x
   x = 4,095,471.35/2,258.29
6. Step 6: Final answer
   x = 1,813.53