Finding the Third Proportional to 70.56 and 103.46

Step by Step Solution

1. Step 1: Write the proportion equation
   70.56 : 103.46 = 103.46 : x
2. Step 2: Convert to fraction form
   70.56/103.46 = 103.46/x
3. Step 3: Cross multiply
   70.56x = 103.46 × 103.46
4. Step 4: Simplify right side
   70.56x = 10,704.97
5. Step 5: Solve for x
   x = 10,704.97/70.56
6. Step 6: Final answer
   x = 151.72