Finding the Third Proportional to 1,386.50 and 3,004.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,386.50 : 3,004.25 = 3,004.25 : x
2. Step 2: Convert to fraction form
   1,386.50/3,004.25 = 3,004.25/x
3. Step 3: Cross multiply
   1,386.50x = 3,004.25 × 3,004.25
4. Step 4: Simplify right side
   1,386.50x = 9,025,518.06
5. Step 5: Solve for x
   x = 9,025,518.06/1,386.50
6. Step 6: Final answer
   x = 6,509.57