Finding the Fourth Proportional to 1,092.84, 1,508.24 and 650.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092.84 : 1,508.24 = 650.72 : x
2. Step 2: Convert to fraction form
   1,092.84/1,508.24 = 650.72/x
3. Step 3: Cross multiply
   1,092.84x = 1,508.24 × 650.72
4. Step 4: Simplify right side
   1,092.84x = 981,441.93
5. Step 5: Solve for x
   x = 981,441.93/1,092.84
6. Step 6: Final answer
   x = 898.07