Finding the Fourth Proportional to 2,258.14, 3,116.72 and 1,374.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.14 : 3,116.72 = 1,374.23 : x
2. Step 2: Convert to fraction form
   2,258.14/3,116.72 = 1,374.23/x
3. Step 3: Cross multiply
   2,258.14x = 3,116.72 × 1,374.23
4. Step 4: Simplify right side
   2,258.14x = 4,283,090.13
5. Step 5: Solve for x
   x = 4,283,090.13/2,258.14
6. Step 6: Final answer
   x = 1,896.73