Finding the Fourth Proportional to 50,580.45, 69,778.67 and 30,425.73

Step by Step Solution

1. Step 1: Write the proportion equation
   50,580.45 : 69,778.67 = 30,425.73 : x
2. Step 2: Convert to fraction form
   50,580.45/69,778.67 = 30,425.73/x
3. Step 3: Cross multiply
   50,580.45x = 69,778.67 × 30,425.73
4. Step 4: Simplify right side
   50,580.45x = 2,123,066,559.38
5. Step 5: Solve for x
   x = 2,123,066,559.38/50,580.45
6. Step 6: Final answer
   x = 41,974.05