Finding the Fourth Proportional to 1,258.50, 1,736.73 and 734.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258.50 : 1,736.73 = 734.52 : x
2. Step 2: Convert to fraction form
   1,258.50/1,736.73 = 734.52/x
3. Step 3: Cross multiply
   1,258.50x = 1,736.73 × 734.52
4. Step 4: Simplify right side
   1,258.50x = 1,275,662.92
5. Step 5: Solve for x
   x = 1,275,662.92/1,258.50
6. Step 6: Final answer
   x = 1,013.64