Finding the Fourth Proportional to 3,850.82, 5,778.70 and 3,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,850.82 : 5,778.70 = 3,819.50 : x
2. Step 2: Convert to fraction form
   3,850.82/5,778.70 = 3,819.50/x
3. Step 3: Cross multiply
   3,850.82x = 5,778.70 × 3,819.50
4. Step 4: Simplify right side
   3,850.82x = 22,071,744.65
5. Step 5: Solve for x
   x = 22,071,744.65/3,850.82
6. Step 6: Final answer
   x = 5,731.70