Finding the Fourth Proportional to 50,162.49, 69,231.33 and 31,048.41

Step by Step Solution

1. Step 1: Write the proportion equation
   50,162.49 : 69,231.33 = 31,048.41 : x
2. Step 2: Convert to fraction form
   50,162.49/69,231.33 = 31,048.41/x
3. Step 3: Cross multiply
   50,162.49x = 69,231.33 × 31,048.41
4. Step 4: Simplify right side
   50,162.49x = 2,149,522,718.69
5. Step 5: Solve for x
   x = 2,149,522,718.69/50,162.49
6. Step 6: Final answer
   x = 42,851.20