Finding the Fourth Proportional to 2,382.36, 3,269.82 and 2,160.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,382.36 : 3,269.82 = 2,160.96 : x
2. Step 2: Convert to fraction form
   2,382.36/3,269.82 = 2,160.96/x
3. Step 3: Cross multiply
   2,382.36x = 3,269.82 × 2,160.96
4. Step 4: Simplify right side
   2,382.36x = 7,065,950.23
5. Step 5: Solve for x
   x = 7,065,950.23/2,382.36
6. Step 6: Final answer
   x = 2,965.95