Finding the Third Proportional to 104.27 and 148.15

Step by Step Solution

1. Step 1: Write the proportion equation
   104.27 : 148.15 = 148.15 : x
2. Step 2: Convert to fraction form
   104.27/148.15 = 148.15/x
3. Step 3: Cross multiply
   104.27x = 148.15 × 148.15
4. Step 4: Simplify right side
   104.27x = 21,947.96
5. Step 5: Solve for x
   x = 21,947.96/104.27
6. Step 6: Final answer
   x = 210.48