Finding the Third Proportional to 411,066 and 900,684

Step by Step Solution

1. Step 1: Write the proportion equation
   411,066 : 900,684 = 900,684 : x
2. Step 2: Convert to fraction form
   411,066/900,684 = 900,684/x
3. Step 3: Cross multiply
   411,066x = 900,684 × 900,684
4. Step 4: Simplify right side
   411,066x = 811,231,667,856
5. Step 5: Solve for x
   x = 811,231,667,856/411,066
6. Step 6: Final answer
   x = 1,973,482.77