Finding the Third Proportional to 2,644,625 and 3,928,057

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644,625 : 3,928,057 = 3,928,057 : x
2. Step 2: Convert to fraction form
   2,644,625/3,928,057 = 3,928,057/x
3. Step 3: Cross multiply
   2,644,625x = 3,928,057 × 3,928,057
4. Step 4: Simplify right side
   2,644,625x = 15,429,631,795,249
5. Step 5: Solve for x
   x = 15,429,631,795,249/2,644,625
6. Step 6: Final answer
   x = 5,834,336.36