Finding the Third Proportional to 21,221,952 and 45,469,245

Step by Step Solution

1. Step 1: Write the proportion equation
   21,221,952 : 45,469,245 = 45,469,245 : x
2. Step 2: Convert to fraction form
   21,221,952/45,469,245 = 45,469,245/x
3. Step 3: Cross multiply
   21,221,952x = 45,469,245 × 45,469,245
4. Step 4: Simplify right side
   21,221,952x = 2,067,452,240,870,025
5. Step 5: Solve for x
   x = 2,067,452,240,870,025/21,221,952
6. Step 6: Final answer
   x = 97,420,455.99