Finding the Third Proportional to 242,928 and 530,068

Step by Step Solution

1. Step 1: Write the proportion equation
   242,928 : 530,068 = 530,068 : x
2. Step 2: Convert to fraction form
   242,928/530,068 = 530,068/x
3. Step 3: Cross multiply
   242,928x = 530,068 × 530,068
4. Step 4: Simplify right side
   242,928x = 280,972,084,624
5. Step 5: Solve for x
   x = 280,972,084,624/242,928
6. Step 6: Final answer
   x = 1,156,606.42