Finding the Fourth Proportional to 1,756.07, 2,419.63 and 1,440.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,756.07 : 2,419.63 = 1,440.27 : x
2. Step 2: Convert to fraction form
   1,756.07/2,419.63 = 1,440.27/x
3. Step 3: Cross multiply
   1,756.07x = 2,419.63 × 1,440.27
4. Step 4: Simplify right side
   1,756.07x = 3,484,920.50
5. Step 5: Solve for x
   x = 3,484,920.50/1,756.07
6. Step 6: Final answer
   x = 1,984.50