Finding the Fourth Proportional to 796.21, 1,096.27 and 723.31

Step by Step Solution

1. Step 1: Write the proportion equation
   796.21 : 1,096.27 = 723.31 : x
2. Step 2: Convert to fraction form
   796.21/1,096.27 = 723.31/x
3. Step 3: Cross multiply
   796.21x = 1,096.27 × 723.31
4. Step 4: Simplify right side
   796.21x = 792,943.05
5. Step 5: Solve for x
   x = 792,943.05/796.21
6. Step 6: Final answer
   x = 995.90