Finding the Third Proportional to 669,606 and 1,010,446

Step by Step Solution

1. Step 1: Write the proportion equation
   669,606 : 1,010,446 = 1,010,446 : x
2. Step 2: Convert to fraction form
   669,606/1,010,446 = 1,010,446/x
3. Step 3: Cross multiply
   669,606x = 1,010,446 × 1,010,446
4. Step 4: Simplify right side
   669,606x = 1,021,001,118,916
5. Step 5: Solve for x
   x = 1,021,001,118,916/669,606
6. Step 6: Final answer
   x = 1,524,778.93