Finding the Fourth Proportional to 12,284.69, 18,413.90 and 7,008.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,284.69 : 18,413.90 = 7,008.33 : x
2. Step 2: Convert to fraction form
   12,284.69/18,413.90 = 7,008.33/x
3. Step 3: Cross multiply
   12,284.69x = 18,413.90 × 7,008.33
4. Step 4: Simplify right side
   12,284.69x = 129,050,652.75
5. Step 5: Solve for x
   x = 129,050,652.75/12,284.69
6. Step 6: Final answer
   x = 10,505.00