Finding the Third Proportional to 9,948,675 and 21,648,916

Step by Step Solution

1. Step 1: Write the proportion equation
   9,948,675 : 21,648,916 = 21,648,916 : x
2. Step 2: Convert to fraction form
   9,948,675/21,648,916 = 21,648,916/x
3. Step 3: Cross multiply
   9,948,675x = 21,648,916 × 21,648,916
4. Step 4: Simplify right side
   9,948,675x = 468,675,563,975,056
5. Step 5: Solve for x
   x = 468,675,563,975,056/9,948,675
6. Step 6: Final answer
   x = 47,109,345.11