Finding the Fourth Proportional to 2,649.52, 3,974.82 and 800.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,649.52 : 3,974.82 = 800.74 : x
2. Step 2: Convert to fraction form
   2,649.52/3,974.82 = 800.74/x
3. Step 3: Cross multiply
   2,649.52x = 3,974.82 × 800.74
4. Step 4: Simplify right side
   2,649.52x = 3,182,797.37
5. Step 5: Solve for x
   x = 3,182,797.37/2,649.52
6. Step 6: Final answer
   x = 1,201.27