Finding the Third Proportional to 8,371.69 and 13,002.19

Step by Step Solution

1. Step 1: Write the proportion equation
   8,371.69 : 13,002.19 = 13,002.19 : x
2. Step 2: Convert to fraction form
   8,371.69/13,002.19 = 13,002.19/x
3. Step 3: Cross multiply
   8,371.69x = 13,002.19 × 13,002.19
4. Step 4: Simplify right side
   8,371.69x = 169,056,879.79
5. Step 5: Solve for x
   x = 169,056,879.79/8,371.69
6. Step 6: Final answer
   x = 20,193.88