Finding the Fourth Proportional to 2,065.45, 2,849.37 and 1,319.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.45 : 2,849.37 = 1,319.03 : x
2. Step 2: Convert to fraction form
   2,065.45/2,849.37 = 1,319.03/x
3. Step 3: Cross multiply
   2,065.45x = 2,849.37 × 1,319.03
4. Step 4: Simplify right side
   2,065.45x = 3,758,404.51
5. Step 5: Solve for x
   x = 3,758,404.51/2,065.45
6. Step 6: Final answer
   x = 1,819.65