Finding the Third Proportional to 64,074,705 and 139,792,852

Step by Step Solution

1. Step 1: Write the proportion equation
   64,074,705 : 139,792,852 = 139,792,852 : x
2. Step 2: Convert to fraction form
   64,074,705/139,792,852 = 139,792,852/x
3. Step 3: Cross multiply
   64,074,705x = 139,792,852 × 139,792,852
4. Step 4: Simplify right side
   64,074,705x = 19,542,041,470,293,904
5. Step 5: Solve for x
   x = 19,542,041,470,293,904/64,074,705
6. Step 6: Final answer
   x = 304,988,395.50