Finding the Third Proportional to 62.97 and 131.69

Step by Step Solution

1. Step 1: Write the proportion equation
   62.97 : 131.69 = 131.69 : x
2. Step 2: Convert to fraction form
   62.97/131.69 = 131.69/x
3. Step 3: Cross multiply
   62.97x = 131.69 × 131.69
4. Step 4: Simplify right side
   62.97x = 17,341.60
5. Step 5: Solve for x
   x = 17,341.60/62.97
6. Step 6: Final answer
   x = 275.40