Finding the Third Proportional to 9,636,664 and 12,847,304

Step by Step Solution

1. Step 1: Write the proportion equation
   9,636,664 : 12,847,304 = 12,847,304 : x
2. Step 2: Convert to fraction form
   9,636,664/12,847,304 = 12,847,304/x
3. Step 3: Cross multiply
   9,636,664x = 12,847,304 × 12,847,304
4. Step 4: Simplify right side
   9,636,664x = 165,053,220,068,416
5. Step 5: Solve for x
   x = 165,053,220,068,416/9,636,664
6. Step 6: Final answer
   x = 17,127,630.48