Finding the Third Proportional to 89,928 and 131,976

Step by Step Solution

1. Step 1: Write the proportion equation
   89,928 : 131,976 = 131,976 : x
2. Step 2: Convert to fraction form
   89,928/131,976 = 131,976/x
3. Step 3: Cross multiply
   89,928x = 131,976 × 131,976
4. Step 4: Simplify right side
   89,928x = 17,417,664,576
5. Step 5: Solve for x
   x = 17,417,664,576/89,928
6. Step 6: Final answer
   x = 193,684.55