Finding the Fourth Proportional to 3,074.88, 4,243.72 and 1,748.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,074.88 : 4,243.72 = 1,748.56 : x
2. Step 2: Convert to fraction form
   3,074.88/4,243.72 = 1,748.56/x
3. Step 3: Cross multiply
   3,074.88x = 4,243.72 × 1,748.56
4. Step 4: Simplify right side
   3,074.88x = 7,420,399.04
5. Step 5: Solve for x
   x = 7,420,399.04/3,074.88
6. Step 6: Final answer
   x = 2,413.23