Finding the Third Proportional to 1,511,878 and 2,274,649

Step by Step Solution

1. Step 1: Write the proportion equation
   1,511,878 : 2,274,649 = 2,274,649 : x
2. Step 2: Convert to fraction form
   1,511,878/2,274,649 = 2,274,649/x
3. Step 3: Cross multiply
   1,511,878x = 2,274,649 × 2,274,649
4. Step 4: Simplify right side
   1,511,878x = 5,174,028,073,201
5. Step 5: Solve for x
   x = 5,174,028,073,201/1,511,878
6. Step 6: Final answer
   x = 3,422,252.37