Finding the Fourth Proportional to 3,611.10, 4,982.78 and 2,194.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,611.10 : 4,982.78 = 2,194.05 : x
2. Step 2: Convert to fraction form
   3,611.10/4,982.78 = 2,194.05/x
3. Step 3: Cross multiply
   3,611.10x = 4,982.78 × 2,194.05
4. Step 4: Simplify right side
   3,611.10x = 10,932,468.46
5. Step 5: Solve for x
   x = 10,932,468.46/3,611.10
6. Step 6: Final answer
   x = 3,027.46