Finding the Fourth Proportional to 1,087.97, 1,500.73 and 714.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,087.97 : 1,500.73 = 714.83 : x
2. Step 2: Convert to fraction form
   1,087.97/1,500.73 = 714.83/x
3. Step 3: Cross multiply
   1,087.97x = 1,500.73 × 714.83
4. Step 4: Simplify right side
   1,087.97x = 1,072,757.54
5. Step 5: Solve for x
   x = 1,072,757.54/1,087.97
6. Step 6: Final answer
   x = 986.02