Finding the Third Proportional to 11,441.25 and 15,185.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,441.25 : 15,185.81 = 15,185.81 : x
2. Step 2: Convert to fraction form
   11,441.25/15,185.81 = 15,185.81/x
3. Step 3: Cross multiply
   11,441.25x = 15,185.81 × 15,185.81
4. Step 4: Simplify right side
   11,441.25x = 230,608,901.29
5. Step 5: Solve for x
   x = 230,608,901.29/11,441.25
6. Step 6: Final answer
   x = 20,155.92