Finding the Fourth Proportional to 2,258.09, 3,116.16 and 1,373.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.09 : 3,116.16 = 1,373.88 : x
2. Step 2: Convert to fraction form
   2,258.09/3,116.16 = 1,373.88/x
3. Step 3: Cross multiply
   2,258.09x = 3,116.16 × 1,373.88
4. Step 4: Simplify right side
   2,258.09x = 4,281,229.90
5. Step 5: Solve for x
   x = 4,281,229.90/2,258.09
6. Step 6: Final answer
   x = 1,895.95