Finding the Third Proportional to 3,222.12 and 7,055.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222.12 : 7,055.07 = 7,055.07 : x
2. Step 2: Convert to fraction form
   3,222.12/7,055.07 = 7,055.07/x
3. Step 3: Cross multiply
   3,222.12x = 7,055.07 × 7,055.07
4. Step 4: Simplify right side
   3,222.12x = 49,773,989.56
5. Step 5: Solve for x
   x = 49,773,989.56/3,222.12
6. Step 6: Final answer
   x = 15,447.58