Finding the Fourth Proportional to 105,544.89, 158,357.91 and 63,454.03

Step by Step Solution

1. Step 1: Write the proportion equation
   105,544.89 : 158,357.91 = 63,454.03 : x
2. Step 2: Convert to fraction form
   105,544.89/158,357.91 = 63,454.03/x
3. Step 3: Cross multiply
   105,544.89x = 158,357.91 × 63,454.03
4. Step 4: Simplify right side
   105,544.89x = 10,048,447,413.94
5. Step 5: Solve for x
   x = 10,048,447,413.94/105,544.89
6. Step 6: Final answer
   x = 95,205.44