Finding the Fourth Proportional to 2,688.39, 3,707.39 and 1,743.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688.39 : 3,707.39 = 1,743.83 : x
2. Step 2: Convert to fraction form
   2,688.39/3,707.39 = 1,743.83/x
3. Step 3: Cross multiply
   2,688.39x = 3,707.39 × 1,743.83
4. Step 4: Simplify right side
   2,688.39x = 6,465,074.61
5. Step 5: Solve for x
   x = 6,465,074.61/2,688.39
6. Step 6: Final answer
   x = 2,404.82