Finding the Fourth Proportional to 5,854.70, 8,075.25 and 3,728.13

Step by Step Solution

1. Step 1: Write the proportion equation
   5,854.70 : 8,075.25 = 3,728.13 : x
2. Step 2: Convert to fraction form
   5,854.70/8,075.25 = 3,728.13/x
3. Step 3: Cross multiply
   5,854.70x = 8,075.25 × 3,728.13
4. Step 4: Simplify right side
   5,854.70x = 30,105,581.78
5. Step 5: Solve for x
   x = 30,105,581.78/5,854.70
6. Step 6: Final answer
   x = 5,142.13