Finding the Third Proportional to 17,388,631,529 and 37,664,665,744

Step by Step Solution

1. Step 1: Write the proportion equation
   17,388,631,529 : 37,664,665,744 = 37,664,665,744 : x
2. Step 2: Convert to fraction form
   17,388,631,529/37,664,665,744 = 37,664,665,744/x
3. Step 3: Cross multiply
   17,388,631,529x = 37,664,665,744 × 37,664,665,744
4. Step 4: Simplify right side
   17,388,631,529x = 1,418,627,045,607,247,183,872
5. Step 5: Solve for x
   x = 1,418,627,045,607,247,183,872/17,388,631,529
6. Step 6: Final answer
   x = 81,583,593,466.88