Finding the Fourth Proportional to 1,046.38, 1,442.91 and 696.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.38 : 1,442.91 = 696.46 : x
2. Step 2: Convert to fraction form
   1,046.38/1,442.91 = 696.46/x
3. Step 3: Cross multiply
   1,046.38x = 1,442.91 × 696.46
4. Step 4: Simplify right side
   1,046.38x = 1,004,929.10
5. Step 5: Solve for x
   x = 1,004,929.10/1,046.38
6. Step 6: Final answer
   x = 960.39