Finding the Third Proportional to 664,716 and 1,449,732

Step by Step Solution

1. Step 1: Write the proportion equation
   664,716 : 1,449,732 = 1,449,732 : x
2. Step 2: Convert to fraction form
   664,716/1,449,732 = 1,449,732/x
3. Step 3: Cross multiply
   664,716x = 1,449,732 × 1,449,732
4. Step 4: Simplify right side
   664,716x = 2,101,722,871,824
5. Step 5: Solve for x
   x = 2,101,722,871,824/664,716
6. Step 6: Final answer
   x = 3,161,835.84