Finding the Fourth Proportional to 2,258.82, 3,117.49 and 1,631.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.82 : 3,117.49 = 1,631.37 : x
2. Step 2: Convert to fraction form
   2,258.82/3,117.49 = 1,631.37/x
3. Step 3: Cross multiply
   2,258.82x = 3,117.49 × 1,631.37
4. Step 4: Simplify right side
   2,258.82x = 5,085,787.27
5. Step 5: Solve for x
   x = 5,085,787.27/2,258.82
6. Step 6: Final answer
   x = 2,251.52