Finding the Third Proportional to 8,293,554 and 12,981,762

Step by Step Solution

1. Step 1: Write the proportion equation
   8,293,554 : 12,981,762 = 12,981,762 : x
2. Step 2: Convert to fraction form
   8,293,554/12,981,762 = 12,981,762/x
3. Step 3: Cross multiply
   8,293,554x = 12,981,762 × 12,981,762
4. Step 4: Simplify right side
   8,293,554x = 168,526,144,624,644
5. Step 5: Solve for x
   x = 168,526,144,624,644/8,293,554
6. Step 6: Final answer
   x = 20,320,135.93