Finding the Third Proportional to 3,893.06 and 5,715.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,893.06 : 5,715.56 = 5,715.56 : x
2. Step 2: Convert to fraction form
   3,893.06/5,715.56 = 5,715.56/x
3. Step 3: Cross multiply
   3,893.06x = 5,715.56 × 5,715.56
4. Step 4: Simplify right side
   3,893.06x = 32,667,654.69
5. Step 5: Solve for x
   x = 32,667,654.69/3,893.06
6. Step 6: Final answer
   x = 8,391.25