Finding the Third Proportional to 65,792,578 and 142,568,270

Step by Step Solution

1. Step 1: Write the proportion equation
   65,792,578 : 142,568,270 = 142,568,270 : x
2. Step 2: Convert to fraction form
   65,792,578/142,568,270 = 142,568,270/x
3. Step 3: Cross multiply
   65,792,578x = 142,568,270 × 142,568,270
4. Step 4: Simplify right side
   65,792,578x = 20,325,711,610,792,900
5. Step 5: Solve for x
   x = 20,325,711,610,792,900/65,792,578
6. Step 6: Final answer
   x = 308,936,239.14