Finding the Fourth Proportional to 8,819.89, 13,233.88 and 3,823.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,819.89 : 13,233.88 = 3,823.78 : x
2. Step 2: Convert to fraction form
   8,819.89/13,233.88 = 3,823.78/x
3. Step 3: Cross multiply
   8,819.89x = 13,233.88 × 3,823.78
4. Step 4: Simplify right side
   8,819.89x = 50,603,426.55
5. Step 5: Solve for x
   x = 50,603,426.55/8,819.89
6. Step 6: Final answer
   x = 5,737.42