Finding the Fourth Proportional to 2,766.42, 4,129.31 and 2,442.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.42 : 4,129.31 = 2,442.02 : x
2. Step 2: Convert to fraction form
   2,766.42/4,129.31 = 2,442.02/x
3. Step 3: Cross multiply
   2,766.42x = 4,129.31 × 2,442.02
4. Step 4: Simplify right side
   2,766.42x = 10,083,843.06
5. Step 5: Solve for x
   x = 10,083,843.06/2,766.42
6. Step 6: Final answer
   x = 3,645.09