Finding the Fourth Proportional to 2,083.29, 3,122.23 and 849.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.29 : 3,122.23 = 849.25 : x
2. Step 2: Convert to fraction form
   2,083.29/3,122.23 = 849.25/x
3. Step 3: Cross multiply
   2,083.29x = 3,122.23 × 849.25
4. Step 4: Simplify right side
   2,083.29x = 2,651,553.83
5. Step 5: Solve for x
   x = 2,651,553.83/2,083.29
6. Step 6: Final answer
   x = 1,272.77