Finding the Fourth Proportional to 12,856, 19,284.04 and 3,622

Step by Step Solution

1. Step 1: Write the proportion equation
   12,856 : 19,284.04 = 3,622 : x
2. Step 2: Convert to fraction form
   12,856/19,284.04 = 3,622/x
3. Step 3: Cross multiply
   12,856x = 19,284.04 × 3,622
4. Step 4: Simplify right side
   12,856x = 69,846,792.88
5. Step 5: Solve for x
   x = 69,846,792.88/12,856
6. Step 6: Final answer
   x = 5,433.01