Finding the Third Proportional to 16,399.69 and 35,133.19

Step by Step Solution

1. Step 1: Write the proportion equation
   16,399.69 : 35,133.19 = 35,133.19 : x
2. Step 2: Convert to fraction form
   16,399.69/35,133.19 = 35,133.19/x
3. Step 3: Cross multiply
   16,399.69x = 35,133.19 × 35,133.19
4. Step 4: Simplify right side
   16,399.69x = 1,234,340,863.91
5. Step 5: Solve for x
   x = 1,234,340,863.91/16,399.69
6. Step 6: Final answer
   x = 75,266.12