Finding the Fourth Proportional to 50,152.57, 69,208.09 and 30,020.49

Step by Step Solution

1. Step 1: Write the proportion equation
   50,152.57 : 69,208.09 = 30,020.49 : x
2. Step 2: Convert to fraction form
   50,152.57/69,208.09 = 30,020.49/x
3. Step 3: Cross multiply
   50,152.57x = 69,208.09 × 30,020.49
4. Step 4: Simplify right side
   50,152.57x = 2,077,660,698.71
5. Step 5: Solve for x
   x = 2,077,660,698.71/50,152.57
6. Step 6: Final answer
   x = 41,426.81