Finding the Fourth Proportional to 1,870.28, 2,581.91 and 1,449.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.28 : 2,581.91 = 1,449.68 : x
2. Step 2: Convert to fraction form
   1,870.28/2,581.91 = 1,449.68/x
3. Step 3: Cross multiply
   1,870.28x = 2,581.91 × 1,449.68
4. Step 4: Simplify right side
   1,870.28x = 3,742,923.13
5. Step 5: Solve for x
   x = 3,742,923.13/1,870.28
6. Step 6: Final answer
   x = 2,001.27