Finding the Third Proportional to 57.47 and 126.33

Step by Step Solution

1. Step 1: Write the proportion equation
   57.47 : 126.33 = 126.33 : x
2. Step 2: Convert to fraction form
   57.47/126.33 = 126.33/x
3. Step 3: Cross multiply
   57.47x = 126.33 × 126.33
4. Step 4: Simplify right side
   57.47x = 15,958.80
5. Step 5: Solve for x
   x = 15,958.80/57.47
6. Step 6: Final answer
   x = 277.70