Finding the Third Proportional to 11,395.69 and 17,840.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,395.69 : 17,840.25 = 17,840.25 : x
2. Step 2: Convert to fraction form
   11,395.69/17,840.25 = 17,840.25/x
3. Step 3: Cross multiply
   11,395.69x = 17,840.25 × 17,840.25
4. Step 4: Simplify right side
   11,395.69x = 318,274,520.06
5. Step 5: Solve for x
   x = 318,274,520.06/11,395.69
6. Step 6: Final answer
   x = 27,929.38