Finding the Third Proportional to 3,883,616 and 8,444,816

Step by Step Solution

1. Step 1: Write the proportion equation
   3,883,616 : 8,444,816 = 8,444,816 : x
2. Step 2: Convert to fraction form
   3,883,616/8,444,816 = 8,444,816/x
3. Step 3: Cross multiply
   3,883,616x = 8,444,816 × 8,444,816
4. Step 4: Simplify right side
   3,883,616x = 71,314,917,273,856
5. Step 5: Solve for x
   x = 71,314,917,273,856/3,883,616
6. Step 6: Final answer
   x = 18,363,019.74