Finding the Third Proportional to 4,155 and 5,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,155 : 5,614.50 = 5,614.50 : x
2. Step 2: Convert to fraction form
   4,155/5,614.50 = 5,614.50/x
3. Step 3: Cross multiply
   4,155x = 5,614.50 × 5,614.50
4. Step 4: Simplify right side
   4,155x = 31,522,610.25
5. Step 5: Solve for x
   x = 31,522,610.25/4,155
6. Step 6: Final answer
   x = 7,586.67