Finding the Third Proportional to 202,458 and 443,051

Step by Step Solution

1. Step 1: Write the proportion equation
   202,458 : 443,051 = 443,051 : x
2. Step 2: Convert to fraction form
   202,458/443,051 = 443,051/x
3. Step 3: Cross multiply
   202,458x = 443,051 × 443,051
4. Step 4: Simplify right side
   202,458x = 196,294,188,601
5. Step 5: Solve for x
   x = 196,294,188,601/202,458
6. Step 6: Final answer
   x = 969,555.11