Finding the Third Proportional to 209,056 and 445,082

Step by Step Solution

1. Step 1: Write the proportion equation
   209,056 : 445,082 = 445,082 : x
2. Step 2: Convert to fraction form
   209,056/445,082 = 445,082/x
3. Step 3: Cross multiply
   209,056x = 445,082 × 445,082
4. Step 4: Simplify right side
   209,056x = 198,097,986,724
5. Step 5: Solve for x
   x = 198,097,986,724/209,056
6. Step 6: Final answer
   x = 947,583.36