Finding the Third Proportional to 240.86 and 498.81

Step by Step Solution

1. Step 1: Write the proportion equation
   240.86 : 498.81 = 498.81 : x
2. Step 2: Convert to fraction form
   240.86/498.81 = 498.81/x
3. Step 3: Cross multiply
   240.86x = 498.81 × 498.81
4. Step 4: Simplify right side
   240.86x = 248,815.86
5. Step 5: Solve for x
   x = 248,815.86/240.86
6. Step 6: Final answer
   x = 1,033.01