Finding the Third Proportional to 110,446 and 240,443

Step by Step Solution

1. Step 1: Write the proportion equation
   110,446 : 240,443 = 240,443 : x
2. Step 2: Convert to fraction form
   110,446/240,443 = 240,443/x
3. Step 3: Cross multiply
   110,446x = 240,443 × 240,443
4. Step 4: Simplify right side
   110,446x = 57,812,836,249
5. Step 5: Solve for x
   x = 57,812,836,249/110,446
6. Step 6: Final answer
   x = 523,448.89