Finding the Third Proportional to 109.27 and 236.46

Step by Step Solution

1. Step 1: Write the proportion equation
   109.27 : 236.46 = 236.46 : x
2. Step 2: Convert to fraction form
   109.27/236.46 = 236.46/x
3. Step 3: Cross multiply
   109.27x = 236.46 × 236.46
4. Step 4: Simplify right side
   109.27x = 55,913.77
5. Step 5: Solve for x
   x = 55,913.77/109.27
6. Step 6: Final answer
   x = 511.72