Finding the Fourth Proportional to 3,968.06, 5,476.83 and 2,568.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,968.06 : 5,476.83 = 2,568.38 : x
2. Step 2: Convert to fraction form
   3,968.06/5,476.83 = 2,568.38/x
3. Step 3: Cross multiply
   3,968.06x = 5,476.83 × 2,568.38
4. Step 4: Simplify right side
   3,968.06x = 14,066,580.64
5. Step 5: Solve for x
   x = 14,066,580.64/3,968.06
6. Step 6: Final answer
   x = 3,544.95