Finding the Third Proportional to 490.41 and 751.27

Step by Step Solution

1. Step 1: Write the proportion equation
   490.41 : 751.27 = 751.27 : x
2. Step 2: Convert to fraction form
   490.41/751.27 = 751.27/x
3. Step 3: Cross multiply
   490.41x = 751.27 × 751.27
4. Step 4: Simplify right side
   490.41x = 564,400.04
5. Step 5: Solve for x
   x = 564,400.04/490.41
6. Step 6: Final answer
   x = 1,150.88