Finding the Third Proportional to 2,431,414 and 5,628,289

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431,414 : 5,628,289 = 5,628,289 : x
2. Step 2: Convert to fraction form
   2,431,414/5,628,289 = 5,628,289/x
3. Step 3: Cross multiply
   2,431,414x = 5,628,289 × 5,628,289
4. Step 4: Simplify right side
   2,431,414x = 31,677,637,067,521
5. Step 5: Solve for x
   x = 31,677,637,067,521/2,431,414
6. Step 6: Final answer
   x = 13,028,483.45