Finding the Fourth Proportional to 5,779.94, 8,667.86 and 2,081.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,779.94 : 8,667.86 = 2,081.18 : x
2. Step 2: Convert to fraction form
   5,779.94/8,667.86 = 2,081.18/x
3. Step 3: Cross multiply
   5,779.94x = 8,667.86 × 2,081.18
4. Step 4: Simplify right side
   5,779.94x = 18,039,381.32
5. Step 5: Solve for x
   x = 18,039,381.32/5,779.94
6. Step 6: Final answer
   x = 3,121.03