Finding the Third Proportional to 3,407.48 and 7,227.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407.48 : 7,227.56 = 7,227.56 : x
2. Step 2: Convert to fraction form
   3,407.48/7,227.56 = 7,227.56/x
3. Step 3: Cross multiply
   3,407.48x = 7,227.56 × 7,227.56
4. Step 4: Simplify right side
   3,407.48x = 52,237,659.69
5. Step 5: Solve for x
   x = 52,237,659.69/3,407.48
6. Step 6: Final answer
   x = 15,330.27