Finding the Third Proportional to 5,151.94 and 7,993.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,151.94 : 7,993.69 = 7,993.69 : x
2. Step 2: Convert to fraction form
   5,151.94/7,993.69 = 7,993.69/x
3. Step 3: Cross multiply
   5,151.94x = 7,993.69 × 7,993.69
4. Step 4: Simplify right side
   5,151.94x = 63,899,039.85
5. Step 5: Solve for x
   x = 63,899,039.85/5,151.94
6. Step 6: Final answer
   x = 12,402.91