Finding the Third Proportional to 19,792,802 and 30,646,947

Step by Step Solution

1. Step 1: Write the proportion equation
   19,792,802 : 30,646,947 = 30,646,947 : x
2. Step 2: Convert to fraction form
   19,792,802/30,646,947 = 30,646,947/x
3. Step 3: Cross multiply
   19,792,802x = 30,646,947 × 30,646,947
4. Step 4: Simplify right side
   19,792,802x = 939,235,360,420,809
5. Step 5: Solve for x
   x = 939,235,360,420,809/19,792,802
6. Step 6: Final answer
   x = 47,453,380.30