Finding the Third Proportional to 12,036 and 15,822

Step by Step Solution

1. Step 1: Write the proportion equation
   12,036 : 15,822 = 15,822 : x
2. Step 2: Convert to fraction form
   12,036/15,822 = 15,822/x
3. Step 3: Cross multiply
   12,036x = 15,822 × 15,822
4. Step 4: Simplify right side
   12,036x = 250,335,684
5. Step 5: Solve for x
   x = 250,335,684/12,036
6. Step 6: Final answer
   x = 20,798.91