Finding the Fourth Proportional to 5,609.30, 8,404.72 and 3,411.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,609.30 : 8,404.72 = 3,411.41 : x
2. Step 2: Convert to fraction form
   5,609.30/8,404.72 = 3,411.41/x
3. Step 3: Cross multiply
   5,609.30x = 8,404.72 × 3,411.41
4. Step 4: Simplify right side
   5,609.30x = 28,671,945.86
5. Step 5: Solve for x
   x = 28,671,945.86/5,609.30
6. Step 6: Final answer
   x = 5,111.50