Finding the Third Proportional to 201,828 and 443,018

Step by Step Solution

1. Step 1: Write the proportion equation
   201,828 : 443,018 = 443,018 : x
2. Step 2: Convert to fraction form
   201,828/443,018 = 443,018/x
3. Step 3: Cross multiply
   201,828x = 443,018 × 443,018
4. Step 4: Simplify right side
   201,828x = 196,264,948,324
5. Step 5: Solve for x
   x = 196,264,948,324/201,828
6. Step 6: Final answer
   x = 972,436.67