Finding the Fourth Proportional to 1,092.84, 1,507.86 and 650.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092.84 : 1,507.86 = 650.69 : x
2. Step 2: Convert to fraction form
   1,092.84/1,507.86 = 650.69/x
3. Step 3: Cross multiply
   1,092.84x = 1,507.86 × 650.69
4. Step 4: Simplify right side
   1,092.84x = 981,141.88
5. Step 5: Solve for x
   x = 981,141.88/1,092.84
6. Step 6: Final answer
   x = 897.79