Finding the Fourth Proportional to 2,674.54, 4,010.34 and 825.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,674.54 : 4,010.34 = 825.15 : x
2. Step 2: Convert to fraction form
   2,674.54/4,010.34 = 825.15/x
3. Step 3: Cross multiply
   2,674.54x = 4,010.34 × 825.15
4. Step 4: Simplify right side
   2,674.54x = 3,309,132.05
5. Step 5: Solve for x
   x = 3,309,132.05/2,674.54
6. Step 6: Final answer
   x = 1,237.27