Finding the Fourth Proportional to 3,922.73, 5,884.42 and 1,111.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,922.73 : 5,884.42 = 1,111.57 : x
2. Step 2: Convert to fraction form
   3,922.73/5,884.42 = 1,111.57/x
3. Step 3: Cross multiply
   3,922.73x = 5,884.42 × 1,111.57
4. Step 4: Simplify right side
   3,922.73x = 6,540,965.56
5. Step 5: Solve for x
   x = 6,540,965.56/3,922.73
6. Step 6: Final answer
   x = 1,667.45