Finding the Third Proportional to 11,701.97 and 18,478.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,701.97 : 18,478.13 = 18,478.13 : x
2. Step 2: Convert to fraction form
   11,701.97/18,478.13 = 18,478.13/x
3. Step 3: Cross multiply
   11,701.97x = 18,478.13 × 18,478.13
4. Step 4: Simplify right side
   11,701.97x = 341,441,103.52
5. Step 5: Solve for x
   x = 341,441,103.52/11,701.97
6. Step 6: Final answer
   x = 29,178.09