Finding the Third Proportional to 411,404 and 899,704

Step by Step Solution

1. Step 1: Write the proportion equation
   411,404 : 899,704 = 899,704 : x
2. Step 2: Convert to fraction form
   411,404/899,704 = 899,704/x
3. Step 3: Cross multiply
   411,404x = 899,704 × 899,704
4. Step 4: Simplify right side
   411,404x = 809,467,287,616
5. Step 5: Solve for x
   x = 809,467,287,616/411,404
6. Step 6: Final answer
   x = 1,967,572.72