Finding the Fourth Proportional to 144,505.08, 199,413.83 and 79,093.60

Step by Step Solution

1. Step 1: Write the proportion equation
   144,505.08 : 199,413.83 = 79,093.60 : x
2. Step 2: Convert to fraction form
   144,505.08/199,413.83 = 79,093.60/x
3. Step 3: Cross multiply
   144,505.08x = 199,413.83 × 79,093.60
4. Step 4: Simplify right side
   144,505.08x = 15,772,357,403.69
5. Step 5: Solve for x
   x = 15,772,357,403.69/144,505.08
6. Step 6: Final answer
   x = 109,147.43