Finding the Third Proportional to 249.56 and 443.44

Step by Step Solution

1. Step 1: Write the proportion equation
   249.56 : 443.44 = 443.44 : x
2. Step 2: Convert to fraction form
   249.56/443.44 = 443.44/x
3. Step 3: Cross multiply
   249.56x = 443.44 × 443.44
4. Step 4: Simplify right side
   249.56x = 196,636.82
5. Step 5: Solve for x
   x = 196,636.82/249.56
6. Step 6: Final answer
   x = 787.93