Finding the Third Proportional to 1,607,805 and 3,448,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,805 : 3,448,728 = 3,448,728 : x
2. Step 2: Convert to fraction form
   1,607,805/3,448,728 = 3,448,728/x
3. Step 3: Cross multiply
   1,607,805x = 3,448,728 × 3,448,728
4. Step 4: Simplify right side
   1,607,805x = 11,893,724,817,984
5. Step 5: Solve for x
   x = 11,893,724,817,984/1,607,805
6. Step 6: Final answer
   x = 7,397,492.12