Finding the Fourth Proportional to 3,744.42, 5,616.71 and 1,147.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.42 : 5,616.71 = 1,147.37 : x
2. Step 2: Convert to fraction form
   3,744.42/5,616.71 = 1,147.37/x
3. Step 3: Cross multiply
   3,744.42x = 5,616.71 × 1,147.37
4. Step 4: Simplify right side
   3,744.42x = 6,444,410.73
5. Step 5: Solve for x
   x = 6,444,410.73/3,744.42
6. Step 6: Final answer
   x = 1,721.07