Finding the Fourth Proportional to 2,801.46, 4,198.59 and 1,411.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,801.46 : 4,198.59 = 1,411.69 : x
2. Step 2: Convert to fraction form
   2,801.46/4,198.59 = 1,411.69/x
3. Step 3: Cross multiply
   2,801.46x = 4,198.59 × 1,411.69
4. Step 4: Simplify right side
   2,801.46x = 5,927,097.05
5. Step 5: Solve for x
   x = 5,927,097.05/2,801.46
6. Step 6: Final answer
   x = 2,115.72