Finding the Third Proportional to 2,066,606 and 4,379,057

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066,606 : 4,379,057 = 4,379,057 : x
2. Step 2: Convert to fraction form
   2,066,606/4,379,057 = 4,379,057/x
3. Step 3: Cross multiply
   2,066,606x = 4,379,057 × 4,379,057
4. Step 4: Simplify right side
   2,066,606x = 19,176,140,209,249
5. Step 5: Solve for x
   x = 19,176,140,209,249/2,066,606
6. Step 6: Final answer
   x = 9,279,049.91