Finding the Fourth Proportional to 2,650.35, 3,974.25 and 801.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.35 : 3,974.25 = 801.12 : x
2. Step 2: Convert to fraction form
   2,650.35/3,974.25 = 801.12/x
3. Step 3: Cross multiply
   2,650.35x = 3,974.25 × 801.12
4. Step 4: Simplify right side
   2,650.35x = 3,183,851.16
5. Step 5: Solve for x
   x = 3,183,851.16/2,650.35
6. Step 6: Final answer
   x = 1,201.29