Finding the Third Proportional to 4,443,682 and 6,636,456

Step by Step Solution

1. Step 1: Write the proportion equation
   4,443,682 : 6,636,456 = 6,636,456 : x
2. Step 2: Convert to fraction form
   4,443,682/6,636,456 = 6,636,456/x
3. Step 3: Cross multiply
   4,443,682x = 6,636,456 × 6,636,456
4. Step 4: Simplify right side
   4,443,682x = 44,042,548,239,936
5. Step 5: Solve for x
   x = 44,042,548,239,936/4,443,682
6. Step 6: Final answer
   x = 9,911,273.63