Finding the Fourth Proportional to 2,836.98, 4,254.59 and 862.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,836.98 : 4,254.59 = 862.00 : x
2. Step 2: Convert to fraction form
   2,836.98/4,254.59 = 862.00/x
3. Step 3: Cross multiply
   2,836.98x = 4,254.59 × 862.00
4. Step 4: Simplify right side
   2,836.98x = 3,667,448.10
5. Step 5: Solve for x
   x = 3,667,448.10/2,836.98
6. Step 6: Final answer
   x = 1,292.73