Finding the Third Proportional to 89,219.25 and 131,362.88

Step by Step Solution

1. Step 1: Write the proportion equation
   89,219.25 : 131,362.88 = 131,362.88 : x
2. Step 2: Convert to fraction form
   89,219.25/131,362.88 = 131,362.88/x
3. Step 3: Cross multiply
   89,219.25x = 131,362.88 × 131,362.88
4. Step 4: Simplify right side
   89,219.25x = 17,256,204,928.27
5. Step 5: Solve for x
   x = 17,256,204,928.27/89,219.25
6. Step 6: Final answer
   x = 193,413.47