Finding the Third Proportional to 672.38 and 957.56

Step by Step Solution

1. Step 1: Write the proportion equation
   672.38 : 957.56 = 957.56 : x
2. Step 2: Convert to fraction form
   672.38/957.56 = 957.56/x
3. Step 3: Cross multiply
   672.38x = 957.56 × 957.56
4. Step 4: Simplify right side
   672.38x = 916,925.94
5. Step 5: Solve for x
   x = 916,925.94/672.38
6. Step 6: Final answer
   x = 1,363.71