Finding the Fourth Proportional to 2,894.72, 3,994.70 and 1,568.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,894.72 : 3,994.70 = 1,568.42 : x
2. Step 2: Convert to fraction form
   2,894.72/3,994.70 = 1,568.42/x
3. Step 3: Cross multiply
   2,894.72x = 3,994.70 × 1,568.42
4. Step 4: Simplify right side
   2,894.72x = 6,265,369.52
5. Step 5: Solve for x
   x = 6,265,369.52/2,894.72
6. Step 6: Final answer
   x = 2,164.42