Finding the Third Proportional to 4,446,906 and 9,707,012

Step by Step Solution

1. Step 1: Write the proportion equation
   4,446,906 : 9,707,012 = 9,707,012 : x
2. Step 2: Convert to fraction form
   4,446,906/9,707,012 = 9,707,012/x
3. Step 3: Cross multiply
   4,446,906x = 9,707,012 × 9,707,012
4. Step 4: Simplify right side
   4,446,906x = 94,226,081,968,144
5. Step 5: Solve for x
   x = 94,226,081,968,144/4,446,906
6. Step 6: Final answer
   x = 21,189,132.84