Finding the Third Proportional to 7,912.75 and 16,884.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,912.75 : 16,884.50 = 16,884.50 : x
2. Step 2: Convert to fraction form
   7,912.75/16,884.50 = 16,884.50/x
3. Step 3: Cross multiply
   7,912.75x = 16,884.50 × 16,884.50
4. Step 4: Simplify right side
   7,912.75x = 285,086,340.25
5. Step 5: Solve for x
   x = 285,086,340.25/7,912.75
6. Step 6: Final answer
   x = 36,028.73