Finding the Third Proportional to 111,025 and 240,770

Step by Step Solution

1. Step 1: Write the proportion equation
   111,025 : 240,770 = 240,770 : x
2. Step 2: Convert to fraction form
   111,025/240,770 = 240,770/x
3. Step 3: Cross multiply
   111,025x = 240,770 × 240,770
4. Step 4: Simplify right side
   111,025x = 57,970,192,900
5. Step 5: Solve for x
   x = 57,970,192,900/111,025
6. Step 6: Final answer
   x = 522,136.39