Finding the Third Proportional to 16,566.75 and 36,021.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,566.75 : 36,021.38 = 36,021.38 : x
2. Step 2: Convert to fraction form
   16,566.75/36,021.38 = 36,021.38/x
3. Step 3: Cross multiply
   16,566.75x = 36,021.38 × 36,021.38
4. Step 4: Simplify right side
   16,566.75x = 1,297,539,456.89
5. Step 5: Solve for x
   x = 1,297,539,456.89/16,566.75
6. Step 6: Final answer
   x = 78,321.91