Finding the Third Proportional to 665,968 and 1,456,272

Step by Step Solution

1. Step 1: Write the proportion equation
   665,968 : 1,456,272 = 1,456,272 : x
2. Step 2: Convert to fraction form
   665,968/1,456,272 = 1,456,272/x
3. Step 3: Cross multiply
   665,968x = 1,456,272 × 1,456,272
4. Step 4: Simplify right side
   665,968x = 2,120,728,137,984
5. Step 5: Solve for x
   x = 2,120,728,137,984/665,968
6. Step 6: Final answer
   x = 3,184,429.49