Finding the Third Proportional to 410,998 and 900,566

Step by Step Solution

1. Step 1: Write the proportion equation
   410,998 : 900,566 = 900,566 : x
2. Step 2: Convert to fraction form
   410,998/900,566 = 900,566/x
3. Step 3: Cross multiply
   410,998x = 900,566 × 900,566
4. Step 4: Simplify right side
   410,998x = 811,019,120,356
5. Step 5: Solve for x
   x = 811,019,120,356/410,998
6. Step 6: Final answer
   x = 1,973,292.13