Finding the Third Proportional to 63.94 and 141.88

Step by Step Solution

1. Step 1: Write the proportion equation
   63.94 : 141.88 = 141.88 : x
2. Step 2: Convert to fraction form
   63.94/141.88 = 141.88/x
3. Step 3: Cross multiply
   63.94x = 141.88 × 141.88
4. Step 4: Simplify right side
   63.94x = 20,128.52
5. Step 5: Solve for x
   x = 20,128.52/63.94
6. Step 6: Final answer
   x = 314.82