Finding the Third Proportional to 9,977,934 and 21,552,540

Step by Step Solution

1. Step 1: Write the proportion equation
   9,977,934 : 21,552,540 = 21,552,540 : x
2. Step 2: Convert to fraction form
   9,977,934/21,552,540 = 21,552,540/x
3. Step 3: Cross multiply
   9,977,934x = 21,552,540 × 21,552,540
4. Step 4: Simplify right side
   9,977,934x = 464,511,980,451,600
5. Step 5: Solve for x
   x = 464,511,980,451,600/9,977,934
6. Step 6: Final answer
   x = 46,553,923.93