Finding the Fourth Proportional to 31,560.72, 43,553.16 and 17,413.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,560.72 : 43,553.16 = 17,413.52 : x
2. Step 2: Convert to fraction form
   31,560.72/43,553.16 = 17,413.52/x
3. Step 3: Cross multiply
   31,560.72x = 43,553.16 × 17,413.52
4. Step 4: Simplify right side
   31,560.72x = 758,413,822.72
5. Step 5: Solve for x
   x = 758,413,822.72/31,560.72
6. Step 6: Final answer
   x = 24,030.31