Finding the Third Proportional to 8,364.09 and 13,447.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,364.09 : 13,447.27 = 13,447.27 : x
2. Step 2: Convert to fraction form
   8,364.09/13,447.27 = 13,447.27/x
3. Step 3: Cross multiply
   8,364.09x = 13,447.27 × 13,447.27
4. Step 4: Simplify right side
   8,364.09x = 180,828,952.79
5. Step 5: Solve for x
   x = 180,828,952.79/8,364.09
6. Step 6: Final answer
   x = 21,619.67