Finding the Fourth Proportional to 8,411.74, 12,619.82 and 4,196.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,411.74 : 12,619.82 = 4,196.22 : x
2. Step 2: Convert to fraction form
   8,411.74/12,619.82 = 4,196.22/x
3. Step 3: Cross multiply
   8,411.74x = 12,619.82 × 4,196.22
4. Step 4: Simplify right side
   8,411.74x = 52,955,541.08
5. Step 5: Solve for x
   x = 52,955,541.08/8,411.74
6. Step 6: Final answer
   x = 6,295.43