Finding the Third Proportional to 12,616,020 and 19,764,792

Step by Step Solution

1. Step 1: Write the proportion equation
   12,616,020 : 19,764,792 = 19,764,792 : x
2. Step 2: Convert to fraction form
   12,616,020/19,764,792 = 19,764,792/x
3. Step 3: Cross multiply
   12,616,020x = 19,764,792 × 19,764,792
4. Step 4: Simplify right side
   12,616,020x = 390,647,002,803,264
5. Step 5: Solve for x
   x = 390,647,002,803,264/12,616,020
6. Step 6: Final answer
   x = 30,964,361.41