Finding the Third Proportional to 4,648,494 and 10,043,918

Step by Step Solution

1. Step 1: Write the proportion equation
   4,648,494 : 10,043,918 = 10,043,918 : x
2. Step 2: Convert to fraction form
   4,648,494/10,043,918 = 10,043,918/x
3. Step 3: Cross multiply
   4,648,494x = 10,043,918 × 10,043,918
4. Step 4: Simplify right side
   4,648,494x = 100,880,288,790,724
5. Step 5: Solve for x
   x = 100,880,288,790,724/4,648,494
6. Step 6: Final answer
   x = 21,701,714.32