Finding the Third Proportional to 288.56 and 597.38

Step by Step Solution

1. Step 1: Write the proportion equation
   288.56 : 597.38 = 597.38 : x
2. Step 2: Convert to fraction form
   288.56/597.38 = 597.38/x
3. Step 3: Cross multiply
   288.56x = 597.38 × 597.38
4. Step 4: Simplify right side
   288.56x = 356,856.89
5. Step 5: Solve for x
   x = 356,856.89/288.56
6. Step 6: Final answer
   x = 1,236.67