Finding the Third Proportional to 665,764 and 1,456,078

Step by Step Solution

1. Step 1: Write the proportion equation
   665,764 : 1,456,078 = 1,456,078 : x
2. Step 2: Convert to fraction form
   665,764/1,456,078 = 1,456,078/x
3. Step 3: Cross multiply
   665,764x = 1,456,078 × 1,456,078
4. Step 4: Simplify right side
   665,764x = 2,120,163,142,084
5. Step 5: Solve for x
   x = 2,120,163,142,084/665,764
6. Step 6: Final answer
   x = 3,184,556.60