Finding the Fourth Proportional to 50,472.27, 69,648.39 and 30,330

Step by Step Solution

1. Step 1: Write the proportion equation
   50,472.27 : 69,648.39 = 30,330 : x
2. Step 2: Convert to fraction form
   50,472.27/69,648.39 = 30,330/x
3. Step 3: Cross multiply
   50,472.27x = 69,648.39 × 30,330
4. Step 4: Simplify right side
   50,472.27x = 2,112,435,668.70
5. Step 5: Solve for x
   x = 2,112,435,668.70/50,472.27
6. Step 6: Final answer
   x = 41,853.39