Finding the Fourth Proportional to 3,510.57, 5,263.88 and 1,535.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,510.57 : 5,263.88 = 1,535.39 : x
2. Step 2: Convert to fraction form
   3,510.57/5,263.88 = 1,535.39/x
3. Step 3: Cross multiply
   3,510.57x = 5,263.88 × 1,535.39
4. Step 4: Simplify right side
   3,510.57x = 8,082,074.72
5. Step 5: Solve for x
   x = 8,082,074.72/3,510.57
6. Step 6: Final answer
   x = 2,302.21