Finding the Third Proportional to 89,236.50 and 131,388

Step by Step Solution

1. Step 1: Write the proportion equation
   89,236.50 : 131,388 = 131,388 : x
2. Step 2: Convert to fraction form
   89,236.50/131,388 = 131,388/x
3. Step 3: Cross multiply
   89,236.50x = 131,388 × 131,388
4. Step 4: Simplify right side
   89,236.50x = 17,262,806,544
5. Step 5: Solve for x
   x = 17,262,806,544/89,236.50
6. Step 6: Final answer
   x = 193,450.06