Finding the Third Proportional to 112.36 and 238.22

Step by Step Solution

1. Step 1: Write the proportion equation
   112.36 : 238.22 = 238.22 : x
2. Step 2: Convert to fraction form
   112.36/238.22 = 238.22/x
3. Step 3: Cross multiply
   112.36x = 238.22 × 238.22
4. Step 4: Simplify right side
   112.36x = 56,748.17
5. Step 5: Solve for x
   x = 56,748.17/112.36
6. Step 6: Final answer
   x = 505.06