Finding the Third Proportional to 16,365 and 21,763.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,365 : 21,763.50 = 21,763.50 : x
2. Step 2: Convert to fraction form
   16,365/21,763.50 = 21,763.50/x
3. Step 3: Cross multiply
   16,365x = 21,763.50 × 21,763.50
4. Step 4: Simplify right side
   16,365x = 473,649,932.25
5. Step 5: Solve for x
   x = 473,649,932.25/16,365
6. Step 6: Final answer
   x = 28,942.86