Finding the Third Proportional to 480.38 and 801.94

Step by Step Solution

1. Step 1: Write the proportion equation
   480.38 : 801.94 = 801.94 : x
2. Step 2: Convert to fraction form
   480.38/801.94 = 801.94/x
3. Step 3: Cross multiply
   480.38x = 801.94 × 801.94
4. Step 4: Simplify right side
   480.38x = 643,103.75
5. Step 5: Solve for x
   x = 643,103.75/480.38
6. Step 6: Final answer
   x = 1,338.75