Finding the Third Proportional to 61.22 and 141.67

Step by Step Solution

1. Step 1: Write the proportion equation
   61.22 : 141.67 = 141.67 : x
2. Step 2: Convert to fraction form
   61.22/141.67 = 141.67/x
3. Step 3: Cross multiply
   61.22x = 141.67 × 141.67
4. Step 4: Simplify right side
   61.22x = 20,070.64
5. Step 5: Solve for x
   x = 20,070.64/61.22
6. Step 6: Final answer
   x = 327.82