Finding the Fourth Proportional to 2,379.03, 3,567.67 and 818.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.03 : 3,567.67 = 818.59 : x
2. Step 2: Convert to fraction form
   2,379.03/3,567.67 = 818.59/x
3. Step 3: Cross multiply
   2,379.03x = 3,567.67 × 818.59
4. Step 4: Simplify right side
   2,379.03x = 2,920,448.02
5. Step 5: Solve for x
   x = 2,920,448.02/2,379.03
6. Step 6: Final answer
   x = 1,227.58