Finding the Fourth Proportional to 1,093.82, 1,637.69 and 850.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093.82 : 1,637.69 = 850.82 : x
2. Step 2: Convert to fraction form
   1,093.82/1,637.69 = 850.82/x
3. Step 3: Cross multiply
   1,093.82x = 1,637.69 × 850.82
4. Step 4: Simplify right side
   1,093.82x = 1,393,366.96
5. Step 5: Solve for x
   x = 1,393,366.96/1,093.82
6. Step 6: Final answer
   x = 1,273.86