Finding the Fourth Proportional to 2,698.02, 4,040.95 and 1,382.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.02 : 4,040.95 = 1,382.18 : x
2. Step 2: Convert to fraction form
   2,698.02/4,040.95 = 1,382.18/x
3. Step 3: Cross multiply
   2,698.02x = 4,040.95 × 1,382.18
4. Step 4: Simplify right side
   2,698.02x = 5,585,300.07
5. Step 5: Solve for x
   x = 5,585,300.07/2,698.02
6. Step 6: Final answer
   x = 2,070.15