Finding the Third Proportional to 9,293,892 and 20,131,806

Step by Step Solution

1. Step 1: Write the proportion equation
   9,293,892 : 20,131,806 = 20,131,806 : x
2. Step 2: Convert to fraction form
   9,293,892/20,131,806 = 20,131,806/x
3. Step 3: Cross multiply
   9,293,892x = 20,131,806 × 20,131,806
4. Step 4: Simplify right side
   9,293,892x = 405,289,612,821,636
5. Step 5: Solve for x
   x = 405,289,612,821,636/9,293,892
6. Step 6: Final answer
   x = 43,608,168.98