Finding the Third Proportional to 160.47 and 240.72

Step by Step Solution

1. Step 1: Write the proportion equation
   160.47 : 240.72 = 240.72 : x
2. Step 2: Convert to fraction form
   160.47/240.72 = 240.72/x
3. Step 3: Cross multiply
   160.47x = 240.72 × 240.72
4. Step 4: Simplify right side
   160.47x = 57,945.52
5. Step 5: Solve for x
   x = 57,945.52/160.47
6. Step 6: Final answer
   x = 361.10