Finding the Third Proportional to 1,637,448 and 3,523,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,637,448 : 3,523,728 = 3,523,728 : x
2. Step 2: Convert to fraction form
   1,637,448/3,523,728 = 3,523,728/x
3. Step 3: Cross multiply
   1,637,448x = 3,523,728 × 3,523,728
4. Step 4: Simplify right side
   1,637,448x = 12,416,659,017,984
5. Step 5: Solve for x
   x = 12,416,659,017,984/1,637,448
6. Step 6: Final answer
   x = 7,582,933.33