Finding the Fourth Proportional to 3,937.05, 5,433.07 and 2,168.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,937.05 : 5,433.07 = 2,168.82 : x
2. Step 2: Convert to fraction form
   3,937.05/5,433.07 = 2,168.82/x
3. Step 3: Cross multiply
   3,937.05x = 5,433.07 × 2,168.82
4. Step 4: Simplify right side
   3,937.05x = 11,783,365.83
5. Step 5: Solve for x
   x = 11,783,365.83/3,937.05
6. Step 6: Final answer
   x = 2,992.94