Finding the Fourth Proportional to 3,196.98, 4,409.55 and 2,134.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.98 : 4,409.55 = 2,134.22 : x
2. Step 2: Convert to fraction form
   3,196.98/4,409.55 = 2,134.22/x
3. Step 3: Cross multiply
   3,196.98x = 4,409.55 × 2,134.22
4. Step 4: Simplify right side
   3,196.98x = 9,410,927.75
5. Step 5: Solve for x
   x = 9,410,927.75/3,196.98
6. Step 6: Final answer
   x = 2,943.69