Finding the Third Proportional to 148.88 and 241.69

Step by Step Solution

1. Step 1: Write the proportion equation
   148.88 : 241.69 = 241.69 : x
2. Step 2: Convert to fraction form
   148.88/241.69 = 241.69/x
3. Step 3: Cross multiply
   148.88x = 241.69 × 241.69
4. Step 4: Simplify right side
   148.88x = 58,412.85
5. Step 5: Solve for x
   x = 58,412.85/148.88
6. Step 6: Final answer
   x = 392.36