Finding the Fourth Proportional to 164,792.50, 227,413.65 and 89,341

Step by Step Solution

1. Step 1: Write the proportion equation
   164,792.50 : 227,413.65 = 89,341 : x
2. Step 2: Convert to fraction form
   164,792.50/227,413.65 = 89,341/x
3. Step 3: Cross multiply
   164,792.50x = 227,413.65 × 89,341
4. Step 4: Simplify right side
   164,792.50x = 20,317,362,904.65
5. Step 5: Solve for x
   x = 20,317,362,904.65/164,792.50
6. Step 6: Final answer
   x = 123,290.58