Finding the Third Proportional to 9,545.81 and 13,885.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,545.81 : 13,885.69 = 13,885.69 : x
2. Step 2: Convert to fraction form
   9,545.81/13,885.69 = 13,885.69/x
3. Step 3: Cross multiply
   9,545.81x = 13,885.69 × 13,885.69
4. Step 4: Simplify right side
   9,545.81x = 192,812,317.35
5. Step 5: Solve for x
   x = 192,812,317.35/9,545.81
6. Step 6: Final answer
   x = 20,198.63