Finding the Fourth Proportional to 1,255.72, 1,733.00 and 696.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,255.72 : 1,733.00 = 696.24 : x
2. Step 2: Convert to fraction form
   1,255.72/1,733.00 = 696.24/x
3. Step 3: Cross multiply
   1,255.72x = 1,733.00 × 696.24
4. Step 4: Simplify right side
   1,255.72x = 1,206,580.44
5. Step 5: Solve for x
   x = 1,206,580.44/1,255.72
6. Step 6: Final answer
   x = 960.87