Finding the Fourth Proportional to 6,410.56, 8,846.82 and 3,616

Step by Step Solution

1. Step 1: Write the proportion equation
   6,410.56 : 8,846.82 = 3,616 : x
2. Step 2: Convert to fraction form
   6,410.56/8,846.82 = 3,616/x
3. Step 3: Cross multiply
   6,410.56x = 8,846.82 × 3,616
4. Step 4: Simplify right side
   6,410.56x = 31,990,101.12
5. Step 5: Solve for x
   x = 31,990,101.12/6,410.56
6. Step 6: Final answer
   x = 4,990.22