Finding the Third Proportional to 4,494.23 and 7,179.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,494.23 : 7,179.89 = 7,179.89 : x
2. Step 2: Convert to fraction form
   4,494.23/7,179.89 = 7,179.89/x
3. Step 3: Cross multiply
   4,494.23x = 7,179.89 × 7,179.89
4. Step 4: Simplify right side
   4,494.23x = 51,550,829.39
5. Step 5: Solve for x
   x = 51,550,829.39/4,494.23
6. Step 6: Final answer
   x = 11,470.44