Finding the Fourth Proportional to 2,379.59, 3,569.58 and 1,193.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.59 : 3,569.58 = 1,193.21 : x
2. Step 2: Convert to fraction form
   2,379.59/3,569.58 = 1,193.21/x
3. Step 3: Cross multiply
   2,379.59x = 3,569.58 × 1,193.21
4. Step 4: Simplify right side
   2,379.59x = 4,259,258.55
5. Step 5: Solve for x
   x = 4,259,258.55/2,379.59
6. Step 6: Final answer
   x = 1,789.91