Finding the Third Proportional to 1,669,736 and 3,611,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,736 : 3,611,728 = 3,611,728 : x
2. Step 2: Convert to fraction form
   1,669,736/3,611,728 = 3,611,728/x
3. Step 3: Cross multiply
   1,669,736x = 3,611,728 × 3,611,728
4. Step 4: Simplify right side
   1,669,736x = 13,044,579,145,984
5. Step 5: Solve for x
   x = 13,044,579,145,984/1,669,736
6. Step 6: Final answer
   x = 7,812,360.24