Finding the Fourth Proportional to 3,566.72, 4,920.96 and 2,168.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,566.72 : 4,920.96 = 2,168.96 : x
2. Step 2: Convert to fraction form
   3,566.72/4,920.96 = 2,168.96/x
3. Step 3: Cross multiply
   3,566.72x = 4,920.96 × 2,168.96
4. Step 4: Simplify right side
   3,566.72x = 10,673,365.40
5. Step 5: Solve for x
   x = 10,673,365.40/3,566.72
6. Step 6: Final answer
   x = 2,992.49