Finding the Third Proportional to 36.15 and 53.27

Step by Step Solution

1. Step 1: Write the proportion equation
   36.15 : 53.27 = 53.27 : x
2. Step 2: Convert to fraction form
   36.15/53.27 = 53.27/x
3. Step 3: Cross multiply
   36.15x = 53.27 × 53.27
4. Step 4: Simplify right side
   36.15x = 2,837.41
5. Step 5: Solve for x
   x = 2,837.41/36.15
6. Step 6: Final answer
   x = 78.50