Finding the Fourth Proportional to 1,255.34, 1,732.27 and 695.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,255.34 : 1,732.27 = 695.79 : x
2. Step 2: Convert to fraction form
   1,255.34/1,732.27 = 695.79/x
3. Step 3: Cross multiply
   1,255.34x = 1,732.27 × 695.79
4. Step 4: Simplify right side
   1,255.34x = 1,205,300.08
5. Step 5: Solve for x
   x = 1,205,300.08/1,255.34
6. Step 6: Final answer
   x = 960.14