Finding the Third Proportional to 658,509 and 1,436,666

Step by Step Solution

1. Step 1: Write the proportion equation
   658,509 : 1,436,666 = 1,436,666 : x
2. Step 2: Convert to fraction form
   658,509/1,436,666 = 1,436,666/x
3. Step 3: Cross multiply
   658,509x = 1,436,666 × 1,436,666
4. Step 4: Simplify right side
   658,509x = 2,064,009,195,556
5. Step 5: Solve for x
   x = 2,064,009,195,556/658,509
6. Step 6: Final answer
   x = 3,134,367.48