Finding the Third Proportional to 665,662 and 1,455,740

Step by Step Solution

1. Step 1: Write the proportion equation
   665,662 : 1,455,740 = 1,455,740 : x
2. Step 2: Convert to fraction form
   665,662/1,455,740 = 1,455,740/x
3. Step 3: Cross multiply
   665,662x = 1,455,740 × 1,455,740
4. Step 4: Simplify right side
   665,662x = 2,119,178,947,600
5. Step 5: Solve for x
   x = 2,119,178,947,600/665,662
6. Step 6: Final answer
   x = 3,183,566.06