Finding the Third Proportional to 109.69 and 240.47

Step by Step Solution

1. Step 1: Write the proportion equation
   109.69 : 240.47 = 240.47 : x
2. Step 2: Convert to fraction form
   109.69/240.47 = 240.47/x
3. Step 3: Cross multiply
   109.69x = 240.47 × 240.47
4. Step 4: Simplify right side
   109.69x = 57,825.22
5. Step 5: Solve for x
   x = 57,825.22/109.69
6. Step 6: Final answer
   x = 527.18