Finding the Fourth Proportional to 50,500.56, 69,717.54 and 39,144.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,500.56 : 69,717.54 = 39,144.56 : x
2. Step 2: Convert to fraction form
   50,500.56/69,717.54 = 39,144.56/x
3. Step 3: Cross multiply
   50,500.56x = 69,717.54 × 39,144.56
4. Step 4: Simplify right side
   50,500.56x = 2,729,062,427.58
5. Step 5: Solve for x
   x = 2,729,062,427.58/50,500.56
6. Step 6: Final answer
   x = 54,040.24