Finding the Fourth Proportional to 2,588.37, 3,882.59 and 739.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.37 : 3,882.59 = 739.48 : x
2. Step 2: Convert to fraction form
   2,588.37/3,882.59 = 739.48/x
3. Step 3: Cross multiply
   2,588.37x = 3,882.59 × 739.48
4. Step 4: Simplify right side
   2,588.37x = 2,871,097.65
5. Step 5: Solve for x
   x = 2,871,097.65/2,588.37
6. Step 6: Final answer
   x = 1,109.23