Finding the Fourth Proportional to 1,452.03, 2,180.48 and 1,440.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.03 : 2,180.48 = 1,440.69 : x
2. Step 2: Convert to fraction form
   1,452.03/2,180.48 = 1,440.69/x
3. Step 3: Cross multiply
   1,452.03x = 2,180.48 × 1,440.69
4. Step 4: Simplify right side
   1,452.03x = 3,141,388.53
5. Step 5: Solve for x
   x = 3,141,388.53/1,452.03
6. Step 6: Final answer
   x = 2,163.45