Finding the Fourth Proportional to 8,124.72, 12,185.33 and 3,443.19

Step by Step Solution

1. Step 1: Write the proportion equation
   8,124.72 : 12,185.33 = 3,443.19 : x
2. Step 2: Convert to fraction form
   8,124.72/12,185.33 = 3,443.19/x
3. Step 3: Cross multiply
   8,124.72x = 12,185.33 × 3,443.19
4. Step 4: Simplify right side
   8,124.72x = 41,956,389.19
5. Step 5: Solve for x
   x = 41,956,389.19/8,124.72
6. Step 6: Final answer
   x = 5,164.04