Finding the Third Proportional to 89,711.25 and 144,544.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,711.25 : 144,544.50 = 144,544.50 : x
2. Step 2: Convert to fraction form
   89,711.25/144,544.50 = 144,544.50/x
3. Step 3: Cross multiply
   89,711.25x = 144,544.50 × 144,544.50
4. Step 4: Simplify right side
   89,711.25x = 20,893,112,480.25
5. Step 5: Solve for x
   x = 20,893,112,480.25/89,711.25
6. Step 6: Final answer
   x = 232,892.89