Finding the Third Proportional to 16,659 and 36,598.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,659 : 36,598.50 = 36,598.50 : x
2. Step 2: Convert to fraction form
   16,659/36,598.50 = 36,598.50/x
3. Step 3: Cross multiply
   16,659x = 36,598.50 × 36,598.50
4. Step 4: Simplify right side
   16,659x = 1,339,450,202.25
5. Step 5: Solve for x
   x = 1,339,450,202.25/16,659
6. Step 6: Final answer
   x = 80,404.00