Finding the Fourth Proportional to 2,084.56, 3,126.83 and 835.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.56 : 3,126.83 = 835.71 : x
2. Step 2: Convert to fraction form
   2,084.56/3,126.83 = 835.71/x
3. Step 3: Cross multiply
   2,084.56x = 3,126.83 × 835.71
4. Step 4: Simplify right side
   2,084.56x = 2,613,107.20
5. Step 5: Solve for x
   x = 2,613,107.20/2,084.56
6. Step 6: Final answer
   x = 1,253.55