Finding the Third Proportional to 3,080.25 and 7,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,080.25 : 7,015.50 = 7,015.50 : x
2. Step 2: Convert to fraction form
   3,080.25/7,015.50 = 7,015.50/x
3. Step 3: Cross multiply
   3,080.25x = 7,015.50 × 7,015.50
4. Step 4: Simplify right side
   3,080.25x = 49,217,240.25
5. Step 5: Solve for x
   x = 49,217,240.25/3,080.25
6. Step 6: Final answer
   x = 15,978.33