Finding the Fourth Proportional to 49,843.69, 68,745.41 and 31,940.36

Step by Step Solution

1. Step 1: Write the proportion equation
   49,843.69 : 68,745.41 = 31,940.36 : x
2. Step 2: Convert to fraction form
   49,843.69/68,745.41 = 31,940.36/x
3. Step 3: Cross multiply
   49,843.69x = 68,745.41 × 31,940.36
4. Step 4: Simplify right side
   49,843.69x = 2,195,752,872.88
5. Step 5: Solve for x
   x = 2,195,752,872.88/49,843.69
6. Step 6: Final answer
   x = 44,052.78