Finding the Fourth Proportional to 5,819.37, 8,728.83 and 1,436.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,819.37 : 8,728.83 = 1,436.72 : x
2. Step 2: Convert to fraction form
   5,819.37/8,728.83 = 1,436.72/x
3. Step 3: Cross multiply
   5,819.37x = 8,728.83 × 1,436.72
4. Step 4: Simplify right side
   5,819.37x = 12,540,840.99
5. Step 5: Solve for x
   x = 12,540,840.99/5,819.37
6. Step 6: Final answer
   x = 2,155.02