Finding the Fourth Proportional to 6,951.42, 10,426.86 and 2,568.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,951.42 : 10,426.86 = 2,568.78 : x
2. Step 2: Convert to fraction form
   6,951.42/10,426.86 = 2,568.78/x
3. Step 3: Cross multiply
   6,951.42x = 10,426.86 × 2,568.78
4. Step 4: Simplify right side
   6,951.42x = 26,784,309.43
5. Step 5: Solve for x
   x = 26,784,309.43/6,951.42
6. Step 6: Final answer
   x = 3,853.07