Finding the Third Proportional to 67,968 and 149,760

Step by Step Solution

1. Step 1: Write the proportion equation
   67,968 : 149,760 = 149,760 : x
2. Step 2: Convert to fraction form
   67,968/149,760 = 149,760/x
3. Step 3: Cross multiply
   67,968x = 149,760 × 149,760
4. Step 4: Simplify right side
   67,968x = 22,428,057,600
5. Step 5: Solve for x
   x = 22,428,057,600/67,968
6. Step 6: Final answer
   x = 329,979.66