Finding the Third Proportional to 486,612 and 1,045,144

Step by Step Solution

1. Step 1: Write the proportion equation
   486,612 : 1,045,144 = 1,045,144 : x
2. Step 2: Convert to fraction form
   486,612/1,045,144 = 1,045,144/x
3. Step 3: Cross multiply
   486,612x = 1,045,144 × 1,045,144
4. Step 4: Simplify right side
   486,612x = 1,092,325,980,736
5. Step 5: Solve for x
   x = 1,092,325,980,736/486,612
6. Step 6: Final answer
   x = 2,244,757.59