Finding the Fourth Proportional to 8,328.35, 12,493.34 and 2,405.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,328.35 : 12,493.34 = 2,405.37 : x
2. Step 2: Convert to fraction form
   8,328.35/12,493.34 = 2,405.37/x
3. Step 3: Cross multiply
   8,328.35x = 12,493.34 × 2,405.37
4. Step 4: Simplify right side
   8,328.35x = 30,051,093.21
5. Step 5: Solve for x
   x = 30,051,093.21/8,328.35
6. Step 6: Final answer
   x = 3,608.29