Finding the Third Proportional to 200,952 and 401,904

Step by Step Solution

1. Step 1: Write the proportion equation
   200,952 : 401,904 = 401,904 : x
2. Step 2: Convert to fraction form
   200,952/401,904 = 401,904/x
3. Step 3: Cross multiply
   200,952x = 401,904 × 401,904
4. Step 4: Simplify right side
   200,952x = 161,526,825,216
5. Step 5: Solve for x
   x = 161,526,825,216/200,952
6. Step 6: Final answer
   x = 803,808