Finding the Fourth Proportional to 2,825.76, 3,895.72 and 2,382.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825.76 : 3,895.72 = 2,382.90 : x
2. Step 2: Convert to fraction form
   2,825.76/3,895.72 = 2,382.90/x
3. Step 3: Cross multiply
   2,825.76x = 3,895.72 × 2,382.90
4. Step 4: Simplify right side
   2,825.76x = 9,283,111.19
5. Step 5: Solve for x
   x = 9,283,111.19/2,825.76
6. Step 6: Final answer
   x = 3,285.17