Finding the Fourth Proportional to 1,371.22, 2,057.83 and 549.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371.22 : 2,057.83 = 549.73 : x
2. Step 2: Convert to fraction form
   1,371.22/2,057.83 = 549.73/x
3. Step 3: Cross multiply
   1,371.22x = 2,057.83 × 549.73
4. Step 4: Simplify right side
   1,371.22x = 1,131,250.89
5. Step 5: Solve for x
   x = 1,131,250.89/1,371.22
6. Step 6: Final answer
   x = 825.00