Finding the Third Proportional to 3,055 and 4,665.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,055 : 4,665.50 = 4,665.50 : x
2. Step 2: Convert to fraction form
   3,055/4,665.50 = 4,665.50/x
3. Step 3: Cross multiply
   3,055x = 4,665.50 × 4,665.50
4. Step 4: Simplify right side
   3,055x = 21,766,890.25
5. Step 5: Solve for x
   x = 21,766,890.25/3,055
6. Step 6: Final answer
   x = 7,125.00