Finding the Third Proportional to 19,792,858 and 30,647,031

Step by Step Solution

1. Step 1: Write the proportion equation
   19,792,858 : 30,647,031 = 30,647,031 : x
2. Step 2: Convert to fraction form
   19,792,858/30,647,031 = 30,647,031/x
3. Step 3: Cross multiply
   19,792,858x = 30,647,031 × 30,647,031
4. Step 4: Simplify right side
   19,792,858x = 939,240,509,114,961
5. Step 5: Solve for x
   x = 939,240,509,114,961/19,792,858
6. Step 6: Final answer
   x = 47,453,506.16