Finding the Third Proportional to 100.62 and 154.72

Step by Step Solution

1. Step 1: Write the proportion equation
   100.62 : 154.72 = 154.72 : x
2. Step 2: Convert to fraction form
   100.62/154.72 = 154.72/x
3. Step 3: Cross multiply
   100.62x = 154.72 × 154.72
4. Step 4: Simplify right side
   100.62x = 23,939.10
5. Step 5: Solve for x
   x = 23,939.10/100.62
6. Step 6: Final answer
   x = 237.92