Finding the Fourth Proportional to 6,410.52, 8,843.20 and 3,616.20

Step by Step Solution

1. Step 1: Write the proportion equation
   6,410.52 : 8,843.20 = 3,616.20 : x
2. Step 2: Convert to fraction form
   6,410.52/8,843.20 = 3,616.20/x
3. Step 3: Cross multiply
   6,410.52x = 8,843.20 × 3,616.20
4. Step 4: Simplify right side
   6,410.52x = 31,978,779.84
5. Step 5: Solve for x
   x = 31,978,779.84/6,410.52
6. Step 6: Final answer
   x = 4,988.48