Finding the Third Proportional to 4,066,042 and 8,468,936

Step by Step Solution

1. Step 1: Write the proportion equation
   4,066,042 : 8,468,936 = 8,468,936 : x
2. Step 2: Convert to fraction form
   4,066,042/8,468,936 = 8,468,936/x
3. Step 3: Cross multiply
   4,066,042x = 8,468,936 × 8,468,936
4. Step 4: Simplify right side
   4,066,042x = 71,722,876,972,096
5. Step 5: Solve for x
   x = 71,722,876,972,096/4,066,042
6. Step 6: Final answer
   x = 17,639,482.57