Finding the Fourth Proportional to 1,739.58, 2,401.60 and 1,150.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,739.58 : 2,401.60 = 1,150.91 : x
2. Step 2: Convert to fraction form
   1,739.58/2,401.60 = 1,150.91/x
3. Step 3: Cross multiply
   1,739.58x = 2,401.60 × 1,150.91
4. Step 4: Simplify right side
   1,739.58x = 2,764,021.73
5. Step 5: Solve for x
   x = 2,764,021.73/1,739.58
6. Step 6: Final answer
   x = 1,588.91