Finding the Fourth Proportional to 50,427.35, 69,559.03 and 31,049.38

Step by Step Solution

1. Step 1: Write the proportion equation
   50,427.35 : 69,559.03 = 31,049.38 : x
2. Step 2: Convert to fraction form
   50,427.35/69,559.03 = 31,049.38/x
3. Step 3: Cross multiply
   50,427.35x = 69,559.03 × 31,049.38
4. Step 4: Simplify right side
   50,427.35x = 2,159,764,754.90
5. Step 5: Solve for x
   x = 2,159,764,754.90/50,427.35
6. Step 6: Final answer
   x = 42,829.23