Finding the Fourth Proportional to 6,413.37, 9,607.59 and 4,215.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,413.37 : 9,607.59 = 4,215.42 : x
2. Step 2: Convert to fraction form
   6,413.37/9,607.59 = 4,215.42/x
3. Step 3: Cross multiply
   6,413.37x = 9,607.59 × 4,215.42
4. Step 4: Simplify right side
   6,413.37x = 40,500,027.04
5. Step 5: Solve for x
   x = 40,500,027.04/6,413.37
6. Step 6: Final answer
   x = 6,314.94