Finding the Fourth Proportional to 3,819.06, 5,682.85 and 3,806.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,819.06 : 5,682.85 = 3,806.10 : x
2. Step 2: Convert to fraction form
   3,819.06/5,682.85 = 3,806.10/x
3. Step 3: Cross multiply
   3,819.06x = 5,682.85 × 3,806.10
4. Step 4: Simplify right side
   3,819.06x = 21,629,495.39
5. Step 5: Solve for x
   x = 21,629,495.39/3,819.06
6. Step 6: Final answer
   x = 5,663.57