Finding the Fourth Proportional to 3,561.09, 4,913.94 and 2,069.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.09 : 4,913.94 = 2,069.33 : x
2. Step 2: Convert to fraction form
   3,561.09/4,913.94 = 2,069.33/x
3. Step 3: Cross multiply
   3,561.09x = 4,913.94 × 2,069.33
4. Step 4: Simplify right side
   3,561.09x = 10,168,538.89
5. Step 5: Solve for x
   x = 10,168,538.89/3,561.09
6. Step 6: Final answer
   x = 2,855.46