Finding the Third Proportional to 11,790.94 and 17,838.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,790.94 : 17,838.38 = 17,838.38 : x
2. Step 2: Convert to fraction form
   11,790.94/17,838.38 = 17,838.38/x
3. Step 3: Cross multiply
   11,790.94x = 17,838.38 × 17,838.38
4. Step 4: Simplify right side
   11,790.94x = 318,207,622.64
5. Step 5: Solve for x
   x = 318,207,622.64/11,790.94
6. Step 6: Final answer
   x = 26,987.47