Finding the Fourth Proportional to 1,323.24, 1,982.27 and 706.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323.24 : 1,982.27 = 706.12 : x
2. Step 2: Convert to fraction form
   1,323.24/1,982.27 = 706.12/x
3. Step 3: Cross multiply
   1,323.24x = 1,982.27 × 706.12
4. Step 4: Simplify right side
   1,323.24x = 1,399,717.30
5. Step 5: Solve for x
   x = 1,399,717.30/1,323.24
6. Step 6: Final answer
   x = 1,057.80