Finding the Third Proportional to 3,426.75 and 5,355.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,426.75 : 5,355.56 = 5,355.56 : x
2. Step 2: Convert to fraction form
   3,426.75/5,355.56 = 5,355.56/x
3. Step 3: Cross multiply
   3,426.75x = 5,355.56 × 5,355.56
4. Step 4: Simplify right side
   3,426.75x = 28,682,049.69
5. Step 5: Solve for x
   x = 28,682,049.69/3,426.75
6. Step 6: Final answer
   x = 8,370.04