Finding the Fourth Proportional to 2,382.12, 3,571.89 and 738.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,382.12 : 3,571.89 = 738.22 : x
2. Step 2: Convert to fraction form
   2,382.12/3,571.89 = 738.22/x
3. Step 3: Cross multiply
   2,382.12x = 3,571.89 × 738.22
4. Step 4: Simplify right side
   2,382.12x = 2,636,840.64
5. Step 5: Solve for x
   x = 2,636,840.64/2,382.12
6. Step 6: Final answer
   x = 1,106.93