Finding the Third Proportional to 1,443,198 and 3,117,651

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,198 : 3,117,651 = 3,117,651 : x
2. Step 2: Convert to fraction form
   1,443,198/3,117,651 = 3,117,651/x
3. Step 3: Cross multiply
   1,443,198x = 3,117,651 × 3,117,651
4. Step 4: Simplify right side
   1,443,198x = 9,719,747,757,801
5. Step 5: Solve for x
   x = 9,719,747,757,801/1,443,198
6. Step 6: Final answer
   x = 6,734,867.81