Finding the Third Proportional to 67,968,531 and 100,678,398

Step by Step Solution

1. Step 1: Write the proportion equation
   67,968,531 : 100,678,398 = 100,678,398 : x
2. Step 2: Convert to fraction form
   67,968,531/100,678,398 = 100,678,398/x
3. Step 3: Cross multiply
   67,968,531x = 100,678,398 × 100,678,398
4. Step 4: Simplify right side
   67,968,531x = 10,136,139,823,846,404
5. Step 5: Solve for x
   x = 10,136,139,823,846,404/67,968,531
6. Step 6: Final answer
   x = 149,129,894.01