Finding the Fourth Proportional to 1,248.82, 1,723.33 and 696.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248.82 : 1,723.33 = 696.82 : x
2. Step 2: Convert to fraction form
   1,248.82/1,723.33 = 696.82/x
3. Step 3: Cross multiply
   1,248.82x = 1,723.33 × 696.82
4. Step 4: Simplify right side
   1,248.82x = 1,200,850.81
5. Step 5: Solve for x
   x = 1,200,850.81/1,248.82
6. Step 6: Final answer
   x = 961.59