Finding the Fourth Proportional to 2,383.70, 3,290.22 and 1,544.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.70 : 3,290.22 = 1,544.45 : x
2. Step 2: Convert to fraction form
   2,383.70/3,290.22 = 1,544.45/x
3. Step 3: Cross multiply
   2,383.70x = 3,290.22 × 1,544.45
4. Step 4: Simplify right side
   2,383.70x = 5,081,563.83
5. Step 5: Solve for x
   x = 5,081,563.83/2,383.70
6. Step 6: Final answer
   x = 2,131.80