Finding the Third Proportional to 1,456,418 and 2,261,307

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,418 : 2,261,307 = 2,261,307 : x
2. Step 2: Convert to fraction form
   1,456,418/2,261,307 = 2,261,307/x
3. Step 3: Cross multiply
   1,456,418x = 2,261,307 × 2,261,307
4. Step 4: Simplify right side
   1,456,418x = 5,113,509,348,249
5. Step 5: Solve for x
   x = 5,113,509,348,249/1,456,418
6. Step 6: Final answer
   x = 3,511,017.68