Finding the Third Proportional to 9,439.25 and 13,885.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,439.25 : 13,885.25 = 13,885.25 : x
2. Step 2: Convert to fraction form
   9,439.25/13,885.25 = 13,885.25/x
3. Step 3: Cross multiply
   9,439.25x = 13,885.25 × 13,885.25
4. Step 4: Simplify right side
   9,439.25x = 192,800,167.56
5. Step 5: Solve for x
   x = 192,800,167.56/9,439.25
6. Step 6: Final answer
   x = 20,425.37