Finding the Fourth Proportional to 6,155.50, 8,494.60 and 3,361

Step by Step Solution

1. Step 1: Write the proportion equation
   6,155.50 : 8,494.60 = 3,361 : x
2. Step 2: Convert to fraction form
   6,155.50/8,494.60 = 3,361/x
3. Step 3: Cross multiply
   6,155.50x = 8,494.60 × 3,361
4. Step 4: Simplify right side
   6,155.50x = 28,550,350.60
5. Step 5: Solve for x
   x = 28,550,350.60/6,155.50
6. Step 6: Final answer
   x = 4,638.19