Finding the Third Proportional to 2,212,664 and 3,417,249

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,664 : 3,417,249 = 3,417,249 : x
2. Step 2: Convert to fraction form
   2,212,664/3,417,249 = 3,417,249/x
3. Step 3: Cross multiply
   2,212,664x = 3,417,249 × 3,417,249
4. Step 4: Simplify right side
   2,212,664x = 11,677,590,728,001
5. Step 5: Solve for x
   x = 11,677,590,728,001/2,212,664
6. Step 6: Final answer
   x = 5,277,615.91