Finding the Fourth Proportional to 3,804.94, 5,709.86 and 1,856.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,804.94 : 5,709.86 = 1,856.08 : x
2. Step 2: Convert to fraction form
   3,804.94/5,709.86 = 1,856.08/x
3. Step 3: Cross multiply
   3,804.94x = 5,709.86 × 1,856.08
4. Step 4: Simplify right side
   3,804.94x = 10,597,961.77
5. Step 5: Solve for x
   x = 10,597,961.77/3,804.94
6. Step 6: Final answer
   x = 2,785.32