Finding the Third Proportional to 184.43 and 397.27

Step by Step Solution

1. Step 1: Write the proportion equation
   184.43 : 397.27 = 397.27 : x
2. Step 2: Convert to fraction form
   184.43/397.27 = 397.27/x
3. Step 3: Cross multiply
   184.43x = 397.27 × 397.27
4. Step 4: Simplify right side
   184.43x = 157,819.98
5. Step 5: Solve for x
   x = 157,819.98/184.43
6. Step 6: Final answer
   x = 855.72