Finding the Third Proportional to 8,667.56 and 13,447.13

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.56 : 13,447.13 = 13,447.13 : x
2. Step 2: Convert to fraction form
   8,667.56/13,447.13 = 13,447.13/x
3. Step 3: Cross multiply
   8,667.56x = 13,447.13 × 13,447.13
4. Step 4: Simplify right side
   8,667.56x = 180,825,170.77
5. Step 5: Solve for x
   x = 180,825,170.77/8,667.56
6. Step 6: Final answer
   x = 20,862.29