Finding the Third Proportional to 669,604 and 1,010,443

Step by Step Solution

1. Step 1: Write the proportion equation
   669,604 : 1,010,443 = 1,010,443 : x
2. Step 2: Convert to fraction form
   669,604/1,010,443 = 1,010,443/x
3. Step 3: Cross multiply
   669,604x = 1,010,443 × 1,010,443
4. Step 4: Simplify right side
   669,604x = 1,020,995,056,249
5. Step 5: Solve for x
   x = 1,020,995,056,249/669,604
6. Step 6: Final answer
   x = 1,524,774.43