Finding the Third Proportional to 3,943,616 and 8,074,048

Step by Step Solution

1. Step 1: Write the proportion equation
   3,943,616 : 8,074,048 = 8,074,048 : x
2. Step 2: Convert to fraction form
   3,943,616/8,074,048 = 8,074,048/x
3. Step 3: Cross multiply
   3,943,616x = 8,074,048 × 8,074,048
4. Step 4: Simplify right side
   3,943,616x = 65,190,251,106,304
5. Step 5: Solve for x
   x = 65,190,251,106,304/3,943,616
6. Step 6: Final answer
   x = 16,530,577.80