Finding the Third Proportional to 418,770 and 908,404

Step by Step Solution

1. Step 1: Write the proportion equation
   418,770 : 908,404 = 908,404 : x
2. Step 2: Convert to fraction form
   418,770/908,404 = 908,404/x
3. Step 3: Cross multiply
   418,770x = 908,404 × 908,404
4. Step 4: Simplify right side
   418,770x = 825,197,827,216
5. Step 5: Solve for x
   x = 825,197,827,216/418,770
6. Step 6: Final answer
   x = 1,970,527.56