Finding the Third Proportional to 665,884 and 1,456,132

Step by Step Solution

1. Step 1: Write the proportion equation
   665,884 : 1,456,132 = 1,456,132 : x
2. Step 2: Convert to fraction form
   665,884/1,456,132 = 1,456,132/x
3. Step 3: Cross multiply
   665,884x = 1,456,132 × 1,456,132
4. Step 4: Simplify right side
   665,884x = 2,120,320,401,424
5. Step 5: Solve for x
   x = 2,120,320,401,424/665,884
6. Step 6: Final answer
   x = 3,184,218.88