Finding the Third Proportional to 205,017 and 443,730

Step by Step Solution

1. Step 1: Write the proportion equation
   205,017 : 443,730 = 443,730 : x
2. Step 2: Convert to fraction form
   205,017/443,730 = 443,730/x
3. Step 3: Cross multiply
   205,017x = 443,730 × 443,730
4. Step 4: Simplify right side
   205,017x = 196,896,312,900
5. Step 5: Solve for x
   x = 196,896,312,900/205,017
6. Step 6: Final answer
   x = 960,390.18