Finding the Third Proportional to 89.44 and 131.53

Step by Step Solution

1. Step 1: Write the proportion equation
   89.44 : 131.53 = 131.53 : x
2. Step 2: Convert to fraction form
   89.44/131.53 = 131.53/x
3. Step 3: Cross multiply
   89.44x = 131.53 × 131.53
4. Step 4: Simplify right side
   89.44x = 17,300.47
5. Step 5: Solve for x
   x = 17,300.47/89.44
6. Step 6: Final answer
   x = 193.44