Finding the Third Proportional to 21,636,475 and 30,938,020

Step by Step Solution

1. Step 1: Write the proportion equation
   21,636,475 : 30,938,020 = 30,938,020 : x
2. Step 2: Convert to fraction form
   21,636,475/30,938,020 = 30,938,020/x
3. Step 3: Cross multiply
   21,636,475x = 30,938,020 × 30,938,020
4. Step 4: Simplify right side
   21,636,475x = 957,161,081,520,400
5. Step 5: Solve for x
   x = 957,161,081,520,400/21,636,475
6. Step 6: Final answer
   x = 44,238,309.68