Finding the Fourth Proportional to 2,271.94, 3,405.78 and 2,069.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271.94 : 3,405.78 = 2,069.03 : x
2. Step 2: Convert to fraction form
   2,271.94/3,405.78 = 2,069.03/x
3. Step 3: Cross multiply
   2,271.94x = 3,405.78 × 2,069.03
4. Step 4: Simplify right side
   2,271.94x = 7,046,669.51
5. Step 5: Solve for x
   x = 7,046,669.51/2,271.94
6. Step 6: Final answer
   x = 3,101.61