Finding the Third Proportional to 101.46 and 131.90

Step by Step Solution

1. Step 1: Write the proportion equation
   101.46 : 131.90 = 131.90 : x
2. Step 2: Convert to fraction form
   101.46/131.90 = 131.90/x
3. Step 3: Cross multiply
   101.46x = 131.90 × 131.90
4. Step 4: Simplify right side
   101.46x = 17,397.65
5. Step 5: Solve for x
   x = 17,397.65/101.46
6. Step 6: Final answer
   x = 171.47