Finding the Fourth Proportional to 2,945.83, 4,065.35 and 1,619.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945.83 : 4,065.35 = 1,619.56 : x
2. Step 2: Convert to fraction form
   2,945.83/4,065.35 = 1,619.56/x
3. Step 3: Cross multiply
   2,945.83x = 4,065.35 × 1,619.56
4. Step 4: Simplify right side
   2,945.83x = 6,584,078.25
5. Step 5: Solve for x
   x = 6,584,078.25/2,945.83
6. Step 6: Final answer
   x = 2,235.05