Finding the Fourth Proportional to 65,091.89, 89,835.12 and 36,413.14

Step by Step Solution

1. Step 1: Write the proportion equation
   65,091.89 : 89,835.12 = 36,413.14 : x
2. Step 2: Convert to fraction form
   65,091.89/89,835.12 = 36,413.14/x
3. Step 3: Cross multiply
   65,091.89x = 89,835.12 × 36,413.14
4. Step 4: Simplify right side
   65,091.89x = 3,271,178,576.89
5. Step 5: Solve for x
   x = 3,271,178,576.89/65,091.89
6. Step 6: Final answer
   x = 50,254.78