Finding the Fourth Proportional to 2,806.72, 3,873.12 and 1,744.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,806.72 : 3,873.12 = 1,744.24 : x
2. Step 2: Convert to fraction form
   2,806.72/3,873.12 = 1,744.24/x
3. Step 3: Cross multiply
   2,806.72x = 3,873.12 × 1,744.24
4. Step 4: Simplify right side
   2,806.72x = 6,755,650.83
5. Step 5: Solve for x
   x = 6,755,650.83/2,806.72
6. Step 6: Final answer
   x = 2,406.96