Finding the Fourth Proportional to 3,937.10, 5,433.25 and 2,168.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,937.10 : 5,433.25 = 2,168.69 : x
2. Step 2: Convert to fraction form
   3,937.10/5,433.25 = 2,168.69/x
3. Step 3: Cross multiply
   3,937.10x = 5,433.25 × 2,168.69
4. Step 4: Simplify right side
   3,937.10x = 11,783,034.94
5. Step 5: Solve for x
   x = 11,783,034.94/3,937.10
6. Step 6: Final answer
   x = 2,992.82