Finding the Third Proportional to 3,019.78 and 7,010.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,019.78 : 7,010.30 = 7,010.30 : x
2. Step 2: Convert to fraction form
   3,019.78/7,010.30 = 7,010.30/x
3. Step 3: Cross multiply
   3,019.78x = 7,010.30 × 7,010.30
4. Step 4: Simplify right side
   3,019.78x = 49,144,262.28
5. Step 5: Solve for x
   x = 49,144,262.28/3,019.78
6. Step 6: Final answer
   x = 16,274.11