Finding the Fourth Proportional to 3,874.60, 5,832.98 and 3,530.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,874.60 : 5,832.98 = 3,530.15 : x
2. Step 2: Convert to fraction form
   3,874.60/5,832.98 = 3,530.15/x
3. Step 3: Cross multiply
   3,874.60x = 5,832.98 × 3,530.15
4. Step 4: Simplify right side
   3,874.60x = 20,591,247.53
5. Step 5: Solve for x
   x = 20,591,247.53/3,874.60
6. Step 6: Final answer
   x = 5,314.43