Finding the Fourth Proportional to 2,942.72, 4,066.08 and 2,568.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.72 : 4,066.08 = 2,568.32 : x
2. Step 2: Convert to fraction form
   2,942.72/4,066.08 = 2,568.32/x
3. Step 3: Cross multiply
   2,942.72x = 4,066.08 × 2,568.32
4. Step 4: Simplify right side
   2,942.72x = 10,442,994.59
5. Step 5: Solve for x
   x = 10,442,994.59/2,942.72
6. Step 6: Final answer
   x = 3,548.76