Finding the Fourth Proportional to 884.72, 1,324.72 and 710.56

Step by Step Solution

1. Step 1: Write the proportion equation
   884.72 : 1,324.72 = 710.56 : x
2. Step 2: Convert to fraction form
   884.72/1,324.72 = 710.56/x
3. Step 3: Cross multiply
   884.72x = 1,324.72 × 710.56
4. Step 4: Simplify right side
   884.72x = 941,293.04
5. Step 5: Solve for x
   x = 941,293.04/884.72
6. Step 6: Final answer
   x = 1,063.94