Finding the Fourth Proportional to 1,179.42, 1,768.61 and 594.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179.42 : 1,768.61 = 594.05 : x
2. Step 2: Convert to fraction form
   1,179.42/1,768.61 = 594.05/x
3. Step 3: Cross multiply
   1,179.42x = 1,768.61 × 594.05
4. Step 4: Simplify right side
   1,179.42x = 1,050,644.22
5. Step 5: Solve for x
   x = 1,050,644.22/1,179.42
6. Step 6: Final answer
   x = 890.81