Finding the Fourth Proportional to 31,560.77, 43,553.83 and 17,413.61

Step by Step Solution

1. Step 1: Write the proportion equation
   31,560.77 : 43,553.83 = 17,413.61 : x
2. Step 2: Convert to fraction form
   31,560.77/43,553.83 = 17,413.61/x
3. Step 3: Cross multiply
   31,560.77x = 43,553.83 × 17,413.61
4. Step 4: Simplify right side
   31,560.77x = 758,429,518.51
5. Step 5: Solve for x
   x = 758,429,518.51/31,560.77
6. Step 6: Final answer
   x = 24,030.77