Finding the Fourth Proportional to 1,760.29, 2,638.52 and 1,144.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.29 : 2,638.52 = 1,144.43 : x
2. Step 2: Convert to fraction form
   1,760.29/2,638.52 = 1,144.43/x
3. Step 3: Cross multiply
   1,760.29x = 2,638.52 × 1,144.43
4. Step 4: Simplify right side
   1,760.29x = 3,019,617.99
5. Step 5: Solve for x
   x = 3,019,617.99/1,760.29
6. Step 6: Final answer
   x = 1,715.41