Finding the Fourth Proportional to 23,573.80, 32,531 and 12,963.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,573.80 : 32,531 = 12,963.34 : x
2. Step 2: Convert to fraction form
   23,573.80/32,531 = 12,963.34/x
3. Step 3: Cross multiply
   23,573.80x = 32,531 × 12,963.34
4. Step 4: Simplify right side
   23,573.80x = 421,710,413.54
5. Step 5: Solve for x
   x = 421,710,413.54/23,573.80
6. Step 6: Final answer
   x = 17,888.95