Finding the Third Proportional to 3,048.25 and 4,086.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,048.25 : 4,086.25 = 4,086.25 : x
2. Step 2: Convert to fraction form
   3,048.25/4,086.25 = 4,086.25/x
3. Step 3: Cross multiply
   3,048.25x = 4,086.25 × 4,086.25
4. Step 4: Simplify right side
   3,048.25x = 16,697,439.06
5. Step 5: Solve for x
   x = 16,697,439.06/3,048.25
6. Step 6: Final answer
   x = 5,477.71