Finding the Fourth Proportional to 3,540.59, 4,886.27 and 1,968.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,540.59 : 4,886.27 = 1,968.69 : x
2. Step 2: Convert to fraction form
   3,540.59/4,886.27 = 1,968.69/x
3. Step 3: Cross multiply
   3,540.59x = 4,886.27 × 1,968.69
4. Step 4: Simplify right side
   3,540.59x = 9,619,550.89
5. Step 5: Solve for x
   x = 9,619,550.89/3,540.59
6. Step 6: Final answer
   x = 2,716.93