Finding the Third Proportional to 8,114,272 and 12,636,692

Step by Step Solution

1. Step 1: Write the proportion equation
   8,114,272 : 12,636,692 = 12,636,692 : x
2. Step 2: Convert to fraction form
   8,114,272/12,636,692 = 12,636,692/x
3. Step 3: Cross multiply
   8,114,272x = 12,636,692 × 12,636,692
4. Step 4: Simplify right side
   8,114,272x = 159,685,984,702,864
5. Step 5: Solve for x
   x = 159,685,984,702,864/8,114,272
6. Step 6: Final answer
   x = 19,679,644.05