Finding the Third Proportional to 242,469 and 530,082

Step by Step Solution

1. Step 1: Write the proportion equation
   242,469 : 530,082 = 530,082 : x
2. Step 2: Convert to fraction form
   242,469/530,082 = 530,082/x
3. Step 3: Cross multiply
   242,469x = 530,082 × 530,082
4. Step 4: Simplify right side
   242,469x = 280,986,926,724
5. Step 5: Solve for x
   x = 280,986,926,724/242,469
6. Step 6: Final answer
   x = 1,158,857.12