Finding the Fourth Proportional to 2,709.98, 4,065.03 and 1,323.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709.98 : 4,065.03 = 1,323.12 : x
2. Step 2: Convert to fraction form
   2,709.98/4,065.03 = 1,323.12/x
3. Step 3: Cross multiply
   2,709.98x = 4,065.03 × 1,323.12
4. Step 4: Simplify right side
   2,709.98x = 5,378,522.49
5. Step 5: Solve for x
   x = 5,378,522.49/2,709.98
6. Step 6: Final answer
   x = 1,984.71