Finding the Fourth Proportional to 1,798.07, 2,474.15 and 1,378.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798.07 : 2,474.15 = 1,378.27 : x
2. Step 2: Convert to fraction form
   1,798.07/2,474.15 = 1,378.27/x
3. Step 3: Cross multiply
   1,798.07x = 2,474.15 × 1,378.27
4. Step 4: Simplify right side
   1,798.07x = 3,410,046.72
5. Step 5: Solve for x
   x = 3,410,046.72/1,798.07
6. Step 6: Final answer
   x = 1,896.50