Finding the Third Proportional to 207,981 and 443,610

Step by Step Solution

1. Step 1: Write the proportion equation
   207,981 : 443,610 = 443,610 : x
2. Step 2: Convert to fraction form
   207,981/443,610 = 443,610/x
3. Step 3: Cross multiply
   207,981x = 443,610 × 443,610
4. Step 4: Simplify right side
   207,981x = 196,789,832,100
5. Step 5: Solve for x
   x = 196,789,832,100/207,981
6. Step 6: Final answer
   x = 946,191.39