Finding the Fourth Proportional to 2,382.30, 3,287.61 and 1,374.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,382.30 : 3,287.61 = 1,374.00 : x
2. Step 2: Convert to fraction form
   2,382.30/3,287.61 = 1,374.00/x
3. Step 3: Cross multiply
   2,382.30x = 3,287.61 × 1,374.00
4. Step 4: Simplify right side
   2,382.30x = 4,517,168.96
5. Step 5: Solve for x
   x = 4,517,168.96/2,382.30
6. Step 6: Final answer
   x = 1,896.13