Finding the Third Proportional to 1,606,488 and 3,378,636

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606,488 : 3,378,636 = 3,378,636 : x
2. Step 2: Convert to fraction form
   1,606,488/3,378,636 = 3,378,636/x
3. Step 3: Cross multiply
   1,606,488x = 3,378,636 × 3,378,636
4. Step 4: Simplify right side
   1,606,488x = 11,415,181,220,496
5. Step 5: Solve for x
   x = 11,415,181,220,496/1,606,488
6. Step 6: Final answer
   x = 7,105,674.75