Finding the Third Proportional to 361.69 and 436.92

Step by Step Solution

1. Step 1: Write the proportion equation
   361.69 : 436.92 = 436.92 : x
2. Step 2: Convert to fraction form
   361.69/436.92 = 436.92/x
3. Step 3: Cross multiply
   361.69x = 436.92 × 436.92
4. Step 4: Simplify right side
   361.69x = 190,900.72
5. Step 5: Solve for x
   x = 190,900.72/361.69
6. Step 6: Final answer
   x = 527.81