Finding the Third Proportional to 2,509,932 and 3,878,268

Step by Step Solution

1. Step 1: Write the proportion equation
   2,509,932 : 3,878,268 = 3,878,268 : x
2. Step 2: Convert to fraction form
   2,509,932/3,878,268 = 3,878,268/x
3. Step 3: Cross multiply
   2,509,932x = 3,878,268 × 3,878,268
4. Step 4: Simplify right side
   2,509,932x = 15,040,962,679,824
5. Step 5: Solve for x
   x = 15,040,962,679,824/2,509,932
6. Step 6: Final answer
   x = 5,992,577.76