Finding the Third Proportional to 4,055.44 and 8,743.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,055.44 : 8,743.69 = 8,743.69 : x
2. Step 2: Convert to fraction form
   4,055.44/8,743.69 = 8,743.69/x
3. Step 3: Cross multiply
   4,055.44x = 8,743.69 × 8,743.69
4. Step 4: Simplify right side
   4,055.44x = 76,452,071.10
5. Step 5: Solve for x
   x = 76,452,071.10/4,055.44
6. Step 6: Final answer
   x = 18,851.74