Finding the Third Proportional to 19,792,856 and 30,647,028

Step by Step Solution

1. Step 1: Write the proportion equation
   19,792,856 : 30,647,028 = 30,647,028 : x
2. Step 2: Convert to fraction form
   19,792,856/30,647,028 = 30,647,028/x
3. Step 3: Cross multiply
   19,792,856x = 30,647,028 × 30,647,028
4. Step 4: Simplify right side
   19,792,856x = 939,240,325,232,784
5. Step 5: Solve for x
   x = 939,240,325,232,784/19,792,856
6. Step 6: Final answer
   x = 47,453,501.67