Finding the Fourth Proportional to 49,585.98, 74,413.53 and 21,868.86

Step by Step Solution

1. Step 1: Write the proportion equation
   49,585.98 : 74,413.53 = 21,868.86 : x
2. Step 2: Convert to fraction form
   49,585.98/74,413.53 = 21,868.86/x
3. Step 3: Cross multiply
   49,585.98x = 74,413.53 × 21,868.86
4. Step 4: Simplify right side
   49,585.98x = 1,627,339,069.68
5. Step 5: Solve for x
   x = 1,627,339,069.68/49,585.98
6. Step 6: Final answer
   x = 32,818.53