Finding the Third Proportional to 100.44 and 134.69

Step by Step Solution

1. Step 1: Write the proportion equation
   100.44 : 134.69 = 134.69 : x
2. Step 2: Convert to fraction form
   100.44/134.69 = 134.69/x
3. Step 3: Cross multiply
   100.44x = 134.69 × 134.69
4. Step 4: Simplify right side
   100.44x = 18,140.72
5. Step 5: Solve for x
   x = 18,140.72/100.44
6. Step 6: Final answer
   x = 180.62