Finding the Third Proportional to 200,067 and 429,522

Step by Step Solution

1. Step 1: Write the proportion equation
   200,067 : 429,522 = 429,522 : x
2. Step 2: Convert to fraction form
   200,067/429,522 = 429,522/x
3. Step 3: Cross multiply
   200,067x = 429,522 × 429,522
4. Step 4: Simplify right side
   200,067x = 184,489,148,484
5. Step 5: Solve for x
   x = 184,489,148,484/200,067
6. Step 6: Final answer
   x = 922,136.83