Finding the Third Proportional to 8,399,885 and 17,951,222

Step by Step Solution

1. Step 1: Write the proportion equation
   8,399,885 : 17,951,222 = 17,951,222 : x
2. Step 2: Convert to fraction form
   8,399,885/17,951,222 = 17,951,222/x
3. Step 3: Cross multiply
   8,399,885x = 17,951,222 × 17,951,222
4. Step 4: Simplify right side
   8,399,885x = 322,246,371,293,284
5. Step 5: Solve for x
   x = 322,246,371,293,284/8,399,885
6. Step 6: Final answer
   x = 38,363,188.46