Finding the Third Proportional to 14,289.75 and 21,981.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,289.75 : 21,981.38 = 21,981.38 : x
2. Step 2: Convert to fraction form
   14,289.75/21,981.38 = 21,981.38/x
3. Step 3: Cross multiply
   14,289.75x = 21,981.38 × 21,981.38
4. Step 4: Simplify right side
   14,289.75x = 483,180,846.89
5. Step 5: Solve for x
   x = 483,180,846.89/14,289.75
6. Step 6: Final answer
   x = 33,813.11