Finding the Fourth Proportional to 6,162.85, 8,504.07 and 3,645.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,162.85 : 8,504.07 = 3,645.05 : x
2. Step 2: Convert to fraction form
   6,162.85/8,504.07 = 3,645.05/x
3. Step 3: Cross multiply
   6,162.85x = 8,504.07 × 3,645.05
4. Step 4: Simplify right side
   6,162.85x = 30,997,760.35
5. Step 5: Solve for x
   x = 30,997,760.35/6,162.85
6. Step 6: Final answer
   x = 5,029.78