Finding the Fourth Proportional to 2,747.68, 3,791.76 and 1,568.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,747.68 : 3,791.76 = 1,568.72 : x
2. Step 2: Convert to fraction form
   2,747.68/3,791.76 = 1,568.72/x
3. Step 3: Cross multiply
   2,747.68x = 3,791.76 × 1,568.72
4. Step 4: Simplify right side
   2,747.68x = 5,948,209.75
5. Step 5: Solve for x
   x = 5,948,209.75/2,747.68
6. Step 6: Final answer
   x = 2,164.81