Finding the Third Proportional to 12,842,372,250 and 19,647,391,635

Step by Step Solution

1. Step 1: Write the proportion equation
   12,842,372,250 : 19,647,391,635 = 19,647,391,635 : x
2. Step 2: Convert to fraction form
   12,842,372,250/19,647,391,635 = 19,647,391,635/x
3. Step 3: Cross multiply
   12,842,372,250x = 19,647,391,635 × 19,647,391,635
4. Step 4: Simplify right side
   12,842,372,250x = 386,019,998,059,067,998,208
5. Step 5: Solve for x
   x = 386,019,998,059,067,998,208/12,842,372,250
6. Step 6: Final answer
   x = 30,058,309,364.07