Finding the Fourth Proportional to 1,739.53, 2,401.16 and 1,040.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,739.53 : 2,401.16 = 1,040.91 : x
2. Step 2: Convert to fraction form
   1,739.53/2,401.16 = 1,040.91/x
3. Step 3: Cross multiply
   1,739.53x = 2,401.16 × 1,040.91
4. Step 4: Simplify right side
   1,739.53x = 2,499,383.10
5. Step 5: Solve for x
   x = 2,499,383.10/1,739.53
6. Step 6: Final answer
   x = 1,436.81