Finding the Fourth Proportional to 1,083.24, 1,493.89 and 710.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083.24 : 1,493.89 = 710.09 : x
2. Step 2: Convert to fraction form
   1,083.24/1,493.89 = 710.09/x
3. Step 3: Cross multiply
   1,083.24x = 1,493.89 × 710.09
4. Step 4: Simplify right side
   1,083.24x = 1,060,785.33
5. Step 5: Solve for x
   x = 1,060,785.33/1,083.24
6. Step 6: Final answer
   x = 979.27