Finding the Third Proportional to 63.56 and 124.42

Step by Step Solution

1. Step 1: Write the proportion equation
   63.56 : 124.42 = 124.42 : x
2. Step 2: Convert to fraction form
   63.56/124.42 = 124.42/x
3. Step 3: Cross multiply
   63.56x = 124.42 × 124.42
4. Step 4: Simplify right side
   63.56x = 15,479.83
5. Step 5: Solve for x
   x = 15,479.83/63.56
6. Step 6: Final answer
   x = 243.54