Finding the Fourth Proportional to 2,040.44, 2,817.52 and 1,535.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.44 : 2,817.52 = 1,535.42 : x
2. Step 2: Convert to fraction form
   2,040.44/2,817.52 = 1,535.42/x
3. Step 3: Cross multiply
   2,040.44x = 2,817.52 × 1,535.42
4. Step 4: Simplify right side
   2,040.44x = 4,326,076.56
5. Step 5: Solve for x
   x = 4,326,076.56/2,040.44
6. Step 6: Final answer
   x = 2,120.17