Finding the Fourth Proportional to 50,168.45, 69,225.62 and 30,020.64

Step by Step Solution

1. Step 1: Write the proportion equation
   50,168.45 : 69,225.62 = 30,020.64 : x
2. Step 2: Convert to fraction form
   50,168.45/69,225.62 = 30,020.64/x
3. Step 3: Cross multiply
   50,168.45x = 69,225.62 × 30,020.64
4. Step 4: Simplify right side
   50,168.45x = 2,078,197,266.69
5. Step 5: Solve for x
   x = 2,078,197,266.69/50,168.45
6. Step 6: Final answer
   x = 41,424.39