Finding the Third Proportional to 3,216.38 and 4,858.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,216.38 : 4,858.59 = 4,858.59 : x
2. Step 2: Convert to fraction form
   3,216.38/4,858.59 = 4,858.59/x
3. Step 3: Cross multiply
   3,216.38x = 4,858.59 × 4,858.59
4. Step 4: Simplify right side
   3,216.38x = 23,605,933.23
5. Step 5: Solve for x
   x = 23,605,933.23/3,216.38
6. Step 6: Final answer
   x = 7,339.30