Finding the Fourth Proportional to 65,161.54, 89,915.34 and 36,482.78

Step by Step Solution

1. Step 1: Write the proportion equation
   65,161.54 : 89,915.34 = 36,482.78 : x
2. Step 2: Convert to fraction form
   65,161.54/89,915.34 = 36,482.78/x
3. Step 3: Cross multiply
   65,161.54x = 89,915.34 × 36,482.78
4. Step 4: Simplify right side
   65,161.54x = 3,280,361,567.85
5. Step 5: Solve for x
   x = 3,280,361,567.85/65,161.54
6. Step 6: Final answer
   x = 50,341.99