Finding the Fourth Proportional to 72,342.32, 108,382.24 and 53,413.83

Step by Step Solution

1. Step 1: Write the proportion equation
   72,342.32 : 108,382.24 = 53,413.83 : x
2. Step 2: Convert to fraction form
   72,342.32/108,382.24 = 53,413.83/x
3. Step 3: Cross multiply
   72,342.32x = 108,382.24 × 53,413.83
4. Step 4: Simplify right side
   72,342.32x = 5,789,110,275.31
5. Step 5: Solve for x
   x = 5,789,110,275.31/72,342.32
6. Step 6: Final answer
   x = 80,023.85