Finding the Fourth Proportional to 3,971.83, 5,958.52 and 1,198.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,971.83 : 5,958.52 = 1,198.73 : x
2. Step 2: Convert to fraction form
   3,971.83/5,958.52 = 1,198.73/x
3. Step 3: Cross multiply
   3,971.83x = 5,958.52 × 1,198.73
4. Step 4: Simplify right side
   3,971.83x = 7,142,623.89
5. Step 5: Solve for x
   x = 7,142,623.89/3,971.83
6. Step 6: Final answer
   x = 1,798.32