Finding the Fourth Proportional to 67,724.68, 101,596.52 and 28,272.82

Step by Step Solution

1. Step 1: Write the proportion equation
   67,724.68 : 101,596.52 = 28,272.82 : x
2. Step 2: Convert to fraction form
   67,724.68/101,596.52 = 28,272.82/x
3. Step 3: Cross multiply
   67,724.68x = 101,596.52 × 28,272.82
4. Step 4: Simplify right side
   67,724.68x = 2,872,420,122.59
5. Step 5: Solve for x
   x = 2,872,420,122.59/67,724.68
6. Step 6: Final answer
   x = 42,413.20