Finding the Third Proportional to 669,708 and 1,035,666

Step by Step Solution

1. Step 1: Write the proportion equation
   669,708 : 1,035,666 = 1,035,666 : x
2. Step 2: Convert to fraction form
   669,708/1,035,666 = 1,035,666/x
3. Step 3: Cross multiply
   669,708x = 1,035,666 × 1,035,666
4. Step 4: Simplify right side
   669,708x = 1,072,604,063,556
5. Step 5: Solve for x
   x = 1,072,604,063,556/669,708
6. Step 6: Final answer
   x = 1,601,599.60