Finding the Third Proportional to 665,352 and 1,439,952

Step by Step Solution

1. Step 1: Write the proportion equation
   665,352 : 1,439,952 = 1,439,952 : x
2. Step 2: Convert to fraction form
   665,352/1,439,952 = 1,439,952/x
3. Step 3: Cross multiply
   665,352x = 1,439,952 × 1,439,952
4. Step 4: Simplify right side
   665,352x = 2,073,461,762,304
5. Step 5: Solve for x
   x = 2,073,461,762,304/665,352
6. Step 6: Final answer
   x = 3,116,338.06