Finding the Fourth Proportional to 2,741.20, 4,111.76 and 2,608.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,741.20 : 4,111.76 = 2,608.38 : x
2. Step 2: Convert to fraction form
   2,741.20/4,111.76 = 2,608.38/x
3. Step 3: Cross multiply
   2,741.20x = 4,111.76 × 2,608.38
4. Step 4: Simplify right side
   2,741.20x = 10,725,039.07
5. Step 5: Solve for x
   x = 10,725,039.07/2,741.20
6. Step 6: Final answer
   x = 3,912.54