Finding the Third Proportional to 3,664,662 and 7,897,326

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,662 : 7,897,326 = 7,897,326 : x
2. Step 2: Convert to fraction form
   3,664,662/7,897,326 = 7,897,326/x
3. Step 3: Cross multiply
   3,664,662x = 7,897,326 × 7,897,326
4. Step 4: Simplify right side
   3,664,662x = 62,367,757,950,276
5. Step 5: Solve for x
   x = 62,367,757,950,276/3,664,662
6. Step 6: Final answer
   x = 17,018,693.12