Finding the Third Proportional to 448,982 and 697,082

Step by Step Solution

1. Step 1: Write the proportion equation
   448,982 : 697,082 = 697,082 : x
2. Step 2: Convert to fraction form
   448,982/697,082 = 697,082/x
3. Step 3: Cross multiply
   448,982x = 697,082 × 697,082
4. Step 4: Simplify right side
   448,982x = 485,923,314,724
5. Step 5: Solve for x
   x = 485,923,314,724/448,982
6. Step 6: Final answer
   x = 1,082,277.94