Finding the Fourth Proportional to 5,443.57, 8,164.26 and 2,669.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,443.57 : 8,164.26 = 2,669.05 : x
2. Step 2: Convert to fraction form
   5,443.57/8,164.26 = 2,669.05/x
3. Step 3: Cross multiply
   5,443.57x = 8,164.26 × 2,669.05
4. Step 4: Simplify right side
   5,443.57x = 21,790,818.15
5. Step 5: Solve for x
   x = 21,790,818.15/5,443.57
6. Step 6: Final answer
   x = 4,003.04