Finding the Third Proportional to 67,958 and 144,170

Step by Step Solution

1. Step 1: Write the proportion equation
   67,958 : 144,170 = 144,170 : x
2. Step 2: Convert to fraction form
   67,958/144,170 = 144,170/x
3. Step 3: Cross multiply
   67,958x = 144,170 × 144,170
4. Step 4: Simplify right side
   67,958x = 20,784,988,900
5. Step 5: Solve for x
   x = 20,784,988,900/67,958
6. Step 6: Final answer
   x = 305,850.51