Finding the Third Proportional to 4,066,816 and 8,841,872

Step by Step Solution

1. Step 1: Write the proportion equation
   4,066,816 : 8,841,872 = 8,841,872 : x
2. Step 2: Convert to fraction form
   4,066,816/8,841,872 = 8,841,872/x
3. Step 3: Cross multiply
   4,066,816x = 8,841,872 × 8,841,872
4. Step 4: Simplify right side
   4,066,816x = 78,178,700,464,384
5. Step 5: Solve for x
   x = 78,178,700,464,384/4,066,816
6. Step 6: Final answer
   x = 19,223,564.69