Finding the Fourth Proportional to 2,530.19, 3,491.41 and 1,535.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.19 : 3,491.41 = 1,535.41 : x
2. Step 2: Convert to fraction form
   2,530.19/3,491.41 = 1,535.41/x
3. Step 3: Cross multiply
   2,530.19x = 3,491.41 × 1,535.41
4. Step 4: Simplify right side
   2,530.19x = 5,360,745.83
5. Step 5: Solve for x
   x = 5,360,745.83/2,530.19
6. Step 6: Final answer
   x = 2,118.71