Finding the Fourth Proportional to 23,413.43, 32,310.04 and 12,803.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,413.43 : 32,310.04 = 12,803.05 : x
2. Step 2: Convert to fraction form
   23,413.43/32,310.04 = 12,803.05/x
3. Step 3: Cross multiply
   23,413.43x = 32,310.04 × 12,803.05
4. Step 4: Simplify right side
   23,413.43x = 413,667,057.62
5. Step 5: Solve for x
   x = 413,667,057.62/23,413.43
6. Step 6: Final answer
   x = 17,667.94