Finding the Third Proportional to 402.47 and 949.22

Step by Step Solution

1. Step 1: Write the proportion equation
   402.47 : 949.22 = 949.22 : x
2. Step 2: Convert to fraction form
   402.47/949.22 = 949.22/x
3. Step 3: Cross multiply
   402.47x = 949.22 × 949.22
4. Step 4: Simplify right side
   402.47x = 901,016.24
5. Step 5: Solve for x
   x = 901,016.24/402.47
6. Step 6: Final answer
   x = 2,238.72