Finding the Third Proportional to 67,608 and 98,388

Step by Step Solution

1. Step 1: Write the proportion equation
   67,608 : 98,388 = 98,388 : x
2. Step 2: Convert to fraction form
   67,608/98,388 = 98,388/x
3. Step 3: Cross multiply
   67,608x = 98,388 × 98,388
4. Step 4: Simplify right side
   67,608x = 9,680,198,544
5. Step 5: Solve for x
   x = 9,680,198,544/67,608
6. Step 6: Final answer
   x = 143,181.26