Finding the Fourth Proportional to 2,851.37, 3,906.31 and 2,744.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,851.37 : 3,906.31 = 2,744.76 : x
2. Step 2: Convert to fraction form
   2,851.37/3,906.31 = 2,744.76/x
3. Step 3: Cross multiply
   2,851.37x = 3,906.31 × 2,744.76
4. Step 4: Simplify right side
   2,851.37x = 10,721,870.46
5. Step 5: Solve for x
   x = 10,721,870.46/2,851.37
6. Step 6: Final answer
   x = 3,760.26