Finding the Fourth Proportional to 2,382.91, 3,574.65 and 739.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,382.91 : 3,574.65 = 739.61 : x
2. Step 2: Convert to fraction form
   2,382.91/3,574.65 = 739.61/x
3. Step 3: Cross multiply
   2,382.91x = 3,574.65 × 739.61
4. Step 4: Simplify right side
   2,382.91x = 2,643,846.89
5. Step 5: Solve for x
   x = 2,643,846.89/2,382.91
6. Step 6: Final answer
   x = 1,109.50