Finding the Third Proportional to 5,019.47 and 7,954.45

Step by Step Solution

1. Step 1: Write the proportion equation
   5,019.47 : 7,954.45 = 7,954.45 : x
2. Step 2: Convert to fraction form
   5,019.47/7,954.45 = 7,954.45/x
3. Step 3: Cross multiply
   5,019.47x = 7,954.45 × 7,954.45
4. Step 4: Simplify right side
   5,019.47x = 63,273,324.52
5. Step 5: Solve for x
   x = 63,273,324.52/5,019.47
6. Step 6: Final answer
   x = 12,605.58