Finding the Fourth Proportional to 36,531.72, 50,413.86 and 19,764.72

Step by Step Solution

1. Step 1: Write the proportion equation
   36,531.72 : 50,413.86 = 19,764.72 : x
2. Step 2: Convert to fraction form
   36,531.72/50,413.86 = 19,764.72/x
3. Step 3: Cross multiply
   36,531.72x = 50,413.86 × 19,764.72
4. Step 4: Simplify right side
   36,531.72x = 996,415,827.02
5. Step 5: Solve for x
   x = 996,415,827.02/36,531.72
6. Step 6: Final answer
   x = 27,275.36