Finding the Third Proportional to 308,111,632,728 and 670,922,185,512

Step by Step Solution

1. Step 1: Write the proportion equation
   308,111,632,728 : 670,922,185,512 = 670,922,185,512 : x
2. Step 2: Convert to fraction form
   308,111,632,728/670,922,185,512 = 670,922,185,512/x
3. Step 3: Cross multiply
   308,111,632,728x = 670,922,185,512 × 670,922,185,512
4. Step 4: Simplify right side
   308,111,632,728x = 450,136,579,012,198,523,731,968
5. Step 5: Solve for x
   x = 450,136,579,012,198,523,731,968/308,111,632,728
6. Step 6: Final answer
   x = 1,460,952,885,896.32