Finding the Fourth Proportional to 2,258.57, 3,116.36 and 1,630.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.57 : 3,116.36 = 1,630.04 : x
2. Step 2: Convert to fraction form
   2,258.57/3,116.36 = 1,630.04/x
3. Step 3: Cross multiply
   2,258.57x = 3,116.36 × 1,630.04
4. Step 4: Simplify right side
   2,258.57x = 5,079,767.72
5. Step 5: Solve for x
   x = 5,079,767.72/2,258.57
6. Step 6: Final answer
   x = 2,249.11