Finding the Third Proportional to 13,521.94 and 18,078.19

Step by Step Solution

1. Step 1: Write the proportion equation
   13,521.94 : 18,078.19 = 18,078.19 : x
2. Step 2: Convert to fraction form
   13,521.94/18,078.19 = 18,078.19/x
3. Step 3: Cross multiply
   13,521.94x = 18,078.19 × 18,078.19
4. Step 4: Simplify right side
   13,521.94x = 326,820,863.29
5. Step 5: Solve for x
   x = 326,820,863.29/13,521.94
6. Step 6: Final answer
   x = 24,169.68