Finding the Third Proportional to 11,538.25 and 17,288.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,538.25 : 17,288.25 = 17,288.25 : x
2. Step 2: Convert to fraction form
   11,538.25/17,288.25 = 17,288.25/x
3. Step 3: Cross multiply
   11,538.25x = 17,288.25 × 17,288.25
4. Step 4: Simplify right side
   11,538.25x = 298,883,588.06
5. Step 5: Solve for x
   x = 298,883,588.06/11,538.25
6. Step 6: Final answer
   x = 25,903.72