Finding the Third Proportional to 89,061.75 and 131,235.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,061.75 : 131,235.75 = 131,235.75 : x
2. Step 2: Convert to fraction form
   89,061.75/131,235.75 = 131,235.75/x
3. Step 3: Cross multiply
   89,061.75x = 131,235.75 × 131,235.75
4. Step 4: Simplify right side
   89,061.75x = 17,222,822,078.06
5. Step 5: Solve for x
   x = 17,222,822,078.06/89,061.75
6. Step 6: Final answer
   x = 193,380.68