Finding the Fourth Proportional to 1,857.26, 2,786.00 and 1,335.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857.26 : 2,786.00 = 1,335.83 : x
2. Step 2: Convert to fraction form
   1,857.26/2,786.00 = 1,335.83/x
3. Step 3: Cross multiply
   1,857.26x = 2,786.00 × 1,335.83
4. Step 4: Simplify right side
   1,857.26x = 3,721,601.77
5. Step 5: Solve for x
   x = 3,721,601.77/1,857.26
6. Step 6: Final answer
   x = 2,003.81