Finding the Third Proportional to 111,626 and 240,749

Step by Step Solution

1. Step 1: Write the proportion equation
   111,626 : 240,749 = 240,749 : x
2. Step 2: Convert to fraction form
   111,626/240,749 = 240,749/x
3. Step 3: Cross multiply
   111,626x = 240,749 × 240,749
4. Step 4: Simplify right side
   111,626x = 57,960,081,001
5. Step 5: Solve for x
   x = 57,960,081,001/111,626
6. Step 6: Final answer
   x = 519,234.60