Finding the Third Proportional to 641,040 and 1,371,018

Step by Step Solution

1. Step 1: Write the proportion equation
   641,040 : 1,371,018 = 1,371,018 : x
2. Step 2: Convert to fraction form
   641,040/1,371,018 = 1,371,018/x
3. Step 3: Cross multiply
   641,040x = 1,371,018 × 1,371,018
4. Step 4: Simplify right side
   641,040x = 1,879,690,356,324
5. Step 5: Solve for x
   x = 1,879,690,356,324/641,040
6. Step 6: Final answer
   x = 2,932,251.27