Finding the Third Proportional to 12,763,709,660 and 19,606,620,814

Step by Step Solution

1. Step 1: Write the proportion equation
   12,763,709,660 : 19,606,620,814 = 19,606,620,814 : x
2. Step 2: Convert to fraction form
   12,763,709,660/19,606,620,814 = 19,606,620,814/x
3. Step 3: Cross multiply
   12,763,709,660x = 19,606,620,814 × 19,606,620,814
4. Step 4: Simplify right side
   12,763,709,660x = 384,419,579,743,977,996,288
5. Step 5: Solve for x
   x = 384,419,579,743,977,996,288/12,763,709,660
6. Step 6: Final answer
   x = 30,118,170,185.95