Finding the Third Proportional to 1,642,466 and 3,511,918

Step by Step Solution

1. Step 1: Write the proportion equation
   1,642,466 : 3,511,918 = 3,511,918 : x
2. Step 2: Convert to fraction form
   1,642,466/3,511,918 = 3,511,918/x
3. Step 3: Cross multiply
   1,642,466x = 3,511,918 × 3,511,918
4. Step 4: Simplify right side
   1,642,466x = 12,333,568,038,724
5. Step 5: Solve for x
   x = 12,333,568,038,724/1,642,466
6. Step 6: Final answer
   x = 7,509,177.08