Finding the Third Proportional to 3,858.47 and 5,987.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858.47 : 5,987.25 = 5,987.25 : x
2. Step 2: Convert to fraction form
   3,858.47/5,987.25 = 5,987.25/x
3. Step 3: Cross multiply
   3,858.47x = 5,987.25 × 5,987.25
4. Step 4: Simplify right side
   3,858.47x = 35,847,162.56
5. Step 5: Solve for x
   x = 35,847,162.56/3,858.47
6. Step 6: Final answer
   x = 9,290.52