Finding the Third Proportional to 2,170,569 and 4,656,066

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,569 : 4,656,066 = 4,656,066 : x
2. Step 2: Convert to fraction form
   2,170,569/4,656,066 = 4,656,066/x
3. Step 3: Cross multiply
   2,170,569x = 4,656,066 × 4,656,066
4. Step 4: Simplify right side
   2,170,569x = 21,678,950,596,356
5. Step 5: Solve for x
   x = 21,678,950,596,356/2,170,569
6. Step 6: Final answer
   x = 9,987,680.92