Finding the Third Proportional to 3,448.69 and 5,173.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,448.69 : 5,173.31 = 5,173.31 : x
2. Step 2: Convert to fraction form
   3,448.69/5,173.31 = 5,173.31/x
3. Step 3: Cross multiply
   3,448.69x = 5,173.31 × 5,173.31
4. Step 4: Simplify right side
   3,448.69x = 26,763,162.22
5. Step 5: Solve for x
   x = 26,763,162.22/3,448.69
6. Step 6: Final answer
   x = 7,760.39