Finding the Third Proportional to 665,658 and 1,455,732

Step by Step Solution

1. Step 1: Write the proportion equation
   665,658 : 1,455,732 = 1,455,732 : x
2. Step 2: Convert to fraction form
   665,658/1,455,732 = 1,455,732/x
3. Step 3: Cross multiply
   665,658x = 1,455,732 × 1,455,732
4. Step 4: Simplify right side
   665,658x = 2,119,155,655,824
5. Step 5: Solve for x
   x = 2,119,155,655,824/665,658
6. Step 6: Final answer
   x = 3,183,550.20