Finding the Third Proportional to 11,155.75 and 17,273.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,155.75 : 17,273.75 = 17,273.75 : x
2. Step 2: Convert to fraction form
   11,155.75/17,273.75 = 17,273.75/x
3. Step 3: Cross multiply
   11,155.75x = 17,273.75 × 17,273.75
4. Step 4: Simplify right side
   11,155.75x = 298,382,439.06
5. Step 5: Solve for x
   x = 298,382,439.06/11,155.75
6. Step 6: Final answer
   x = 26,746.96