Finding the Third Proportional to 9,924,871 and 21,498,549

Step by Step Solution

1. Step 1: Write the proportion equation
   9,924,871 : 21,498,549 = 21,498,549 : x
2. Step 2: Convert to fraction form
   9,924,871/21,498,549 = 21,498,549/x
3. Step 3: Cross multiply
   9,924,871x = 21,498,549 × 21,498,549
4. Step 4: Simplify right side
   9,924,871x = 462,187,609,105,401
5. Step 5: Solve for x
   x = 462,187,609,105,401/9,924,871
6. Step 6: Final answer
   x = 46,568,626.34