Finding the Fourth Proportional to 2,619.99, 3,615.59 and 1,441.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619.99 : 3,615.59 = 1,441.08 : x
2. Step 2: Convert to fraction form
   2,619.99/3,615.59 = 1,441.08/x
3. Step 3: Cross multiply
   2,619.99x = 3,615.59 × 1,441.08
4. Step 4: Simplify right side
   2,619.99x = 5,210,358.04
5. Step 5: Solve for x
   x = 5,210,358.04/2,619.99
6. Step 6: Final answer
   x = 1,988.69