Finding the Third Proportional to 1,644,903 and 3,668,018

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644,903 : 3,668,018 = 3,668,018 : x
2. Step 2: Convert to fraction form
   1,644,903/3,668,018 = 3,668,018/x
3. Step 3: Cross multiply
   1,644,903x = 3,668,018 × 3,668,018
4. Step 4: Simplify right side
   1,644,903x = 13,454,356,048,324
5. Step 5: Solve for x
   x = 13,454,356,048,324/1,644,903
6. Step 6: Final answer
   x = 8,179,422.16