Finding the Fourth Proportional to 23,413.86, 32,311.70 and 12,804.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,413.86 : 32,311.70 = 12,804.30 : x
2. Step 2: Convert to fraction form
   23,413.86/32,311.70 = 12,804.30/x
3. Step 3: Cross multiply
   23,413.86x = 32,311.70 × 12,804.30
4. Step 4: Simplify right side
   23,413.86x = 413,728,700.31
5. Step 5: Solve for x
   x = 413,728,700.31/23,413.86
6. Step 6: Final answer
   x = 17,670.25