Finding the Fourth Proportional to 50,161.35, 69,229.71 and 31,047.24

Step by Step Solution

1. Step 1: Write the proportion equation
   50,161.35 : 69,229.71 = 31,047.24 : x
2. Step 2: Convert to fraction form
   50,161.35/69,229.71 = 31,047.24/x
3. Step 3: Cross multiply
   50,161.35x = 69,229.71 × 31,047.24
4. Step 4: Simplify right side
   50,161.35x = 2,149,391,681.11
5. Step 5: Solve for x
   x = 2,149,391,681.11/50,161.35
6. Step 6: Final answer
   x = 42,849.55