Finding the Fourth Proportional to 5,819.89, 8,734.98 and 3,189.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,819.89 : 8,734.98 = 3,189.82 : x
2. Step 2: Convert to fraction form
   5,819.89/8,734.98 = 3,189.82/x
3. Step 3: Cross multiply
   5,819.89x = 8,734.98 × 3,189.82
4. Step 4: Simplify right side
   5,819.89x = 27,863,013.90
5. Step 5: Solve for x
   x = 27,863,013.90/5,819.89
6. Step 6: Final answer
   x = 4,787.55