Finding the Third Proportional to 9,636,885 and 13,923,613

Step by Step Solution

1. Step 1: Write the proportion equation
   9,636,885 : 13,923,613 = 13,923,613 : x
2. Step 2: Convert to fraction form
   9,636,885/13,923,613 = 13,923,613/x
3. Step 3: Cross multiply
   9,636,885x = 13,923,613 × 13,923,613
4. Step 4: Simplify right side
   9,636,885x = 193,866,998,973,769
5. Step 5: Solve for x
   x = 193,866,998,973,769/9,636,885
6. Step 6: Final answer
   x = 20,117,185.06