Finding the Fourth Proportional to 1,856.08, 2,783.94 and 1,338.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.08 : 2,783.94 = 1,338.52 : x
2. Step 2: Convert to fraction form
   1,856.08/2,783.94 = 1,338.52/x
3. Step 3: Cross multiply
   1,856.08x = 2,783.94 × 1,338.52
4. Step 4: Simplify right side
   1,856.08x = 3,726,359.37
5. Step 5: Solve for x
   x = 3,726,359.37/1,856.08
6. Step 6: Final answer
   x = 2,007.65