Finding the Third Proportional to 190.50 and 310.03

Step by Step Solution

1. Step 1: Write the proportion equation
   190.50 : 310.03 = 310.03 : x
2. Step 2: Convert to fraction form
   190.50/310.03 = 310.03/x
3. Step 3: Cross multiply
   190.50x = 310.03 × 310.03
4. Step 4: Simplify right side
   190.50x = 96,119.38
5. Step 5: Solve for x
   x = 96,119.38/190.50
6. Step 6: Final answer
   x = 504.56