Finding the Fourth Proportional to 8,409.10, 12,614.34 and 3,477.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,409.10 : 12,614.34 = 3,477.82 : x
2. Step 2: Convert to fraction form
   8,409.10/12,614.34 = 3,477.82/x
3. Step 3: Cross multiply
   8,409.10x = 12,614.34 × 3,477.82
4. Step 4: Simplify right side
   8,409.10x = 43,870,403.94
5. Step 5: Solve for x
   x = 43,870,403.94/8,409.10
6. Step 6: Final answer
   x = 5,217.02