Finding the Third Proportional to 245.81 and 333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   245.81 : 333.42 = 333.42 : x
2. Step 2: Convert to fraction form
   245.81/333.42 = 333.42/x
3. Step 3: Cross multiply
   245.81x = 333.42 × 333.42
4. Step 4: Simplify right side
   245.81x = 111,170.15
5. Step 5: Solve for x
   x = 111,170.15/245.81
6. Step 6: Final answer
   x = 452.26