Finding the Fourth Proportional to 2,709.14, 4,066.08 and 1,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709.14 : 4,066.08 = 1,323.50 : x
2. Step 2: Convert to fraction form
   2,709.14/4,066.08 = 1,323.50/x
3. Step 3: Cross multiply
   2,709.14x = 4,066.08 × 1,323.50
4. Step 4: Simplify right side
   2,709.14x = 5,381,456.88
5. Step 5: Solve for x
   x = 5,381,456.88/2,709.14
6. Step 6: Final answer
   x = 1,986.41