Finding the Third Proportional to 10,487,257,443 and 22,470,388,434

Step by Step Solution

1. Step 1: Write the proportion equation
   10,487,257,443 : 22,470,388,434 = 22,470,388,434 : x
2. Step 2: Convert to fraction form
   10,487,257,443/22,470,388,434 = 22,470,388,434/x
3. Step 3: Cross multiply
   10,487,257,443x = 22,470,388,434 × 22,470,388,434
4. Step 4: Simplify right side
   10,487,257,443x = 504,918,356,374,840,999,936
5. Step 5: Solve for x
   x = 504,918,356,374,840,999,936/10,487,257,443
6. Step 6: Final answer
   x = 48,145,891,251.28