Finding the Third Proportional to 20,966,648 and 30,753,021

Step by Step Solution

1. Step 1: Write the proportion equation
   20,966,648 : 30,753,021 = 30,753,021 : x
2. Step 2: Convert to fraction form
   20,966,648/30,753,021 = 30,753,021/x
3. Step 3: Cross multiply
   20,966,648x = 30,753,021 × 30,753,021
4. Step 4: Simplify right side
   20,966,648x = 945,748,300,626,441
5. Step 5: Solve for x
   x = 945,748,300,626,441/20,966,648
6. Step 6: Final answer
   x = 45,107,272.30