Finding the Third Proportional to 1,966,443 and 2,656,809

Step by Step Solution

1. Step 1: Write the proportion equation
   1,966,443 : 2,656,809 = 2,656,809 : x
2. Step 2: Convert to fraction form
   1,966,443/2,656,809 = 2,656,809/x
3. Step 3: Cross multiply
   1,966,443x = 2,656,809 × 2,656,809
4. Step 4: Simplify right side
   1,966,443x = 7,058,634,062,481
5. Step 5: Solve for x
   x = 7,058,634,062,481/1,966,443
6. Step 6: Final answer
   x = 3,589,544.20