Finding the Third Proportional to 326,212 and 504,162

Step by Step Solution

1. Step 1: Write the proportion equation
   326,212 : 504,162 = 504,162 : x
2. Step 2: Convert to fraction form
   326,212/504,162 = 504,162/x
3. Step 3: Cross multiply
   326,212x = 504,162 × 504,162
4. Step 4: Simplify right side
   326,212x = 254,179,322,244
5. Step 5: Solve for x
   x = 254,179,322,244/326,212
6. Step 6: Final answer
   x = 779,184.46