Finding the Third Proportional to 202,447 and 443,030

Step by Step Solution

1. Step 1: Write the proportion equation
   202,447 : 443,030 = 443,030 : x
2. Step 2: Convert to fraction form
   202,447/443,030 = 443,030/x
3. Step 3: Cross multiply
   202,447x = 443,030 × 443,030
4. Step 4: Simplify right side
   202,447x = 196,275,580,900
5. Step 5: Solve for x
   x = 196,275,580,900/202,447
6. Step 6: Final answer
   x = 969,515.88