Finding the Third Proportional to 12,845,892 and 18,786,504

Step by Step Solution

1. Step 1: Write the proportion equation
   12,845,892 : 18,786,504 = 18,786,504 : x
2. Step 2: Convert to fraction form
   12,845,892/18,786,504 = 18,786,504/x
3. Step 3: Cross multiply
   12,845,892x = 18,786,504 × 18,786,504
4. Step 4: Simplify right side
   12,845,892x = 352,932,732,542,016
5. Step 5: Solve for x
   x = 352,932,732,542,016/12,845,892
6. Step 6: Final answer
   x = 27,474,365.54