Finding the Fourth Proportional to 1,083.92, 1,496.56 and 730.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083.92 : 1,496.56 = 730.38 : x
2. Step 2: Convert to fraction form
   1,083.92/1,496.56 = 730.38/x
3. Step 3: Cross multiply
   1,083.92x = 1,496.56 × 730.38
4. Step 4: Simplify right side
   1,083.92x = 1,093,057.49
5. Step 5: Solve for x
   x = 1,093,057.49/1,083.92
6. Step 6: Final answer
   x = 1,008.43