Finding the Fourth Proportional to 2,743.72, 3,788.10 and 2,448.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,743.72 : 3,788.10 = 2,448.48 : x
2. Step 2: Convert to fraction form
   2,743.72/3,788.10 = 2,448.48/x
3. Step 3: Cross multiply
   2,743.72x = 3,788.10 × 2,448.48
4. Step 4: Simplify right side
   2,743.72x = 9,275,087.09
5. Step 5: Solve for x
   x = 9,275,087.09/2,743.72
6. Step 6: Final answer
   x = 3,380.48