Finding the Fourth Proportional to 2,019.88, 2,798.63 and 1,976.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.88 : 2,798.63 = 1,976.14 : x
2. Step 2: Convert to fraction form
   2,019.88/2,798.63 = 1,976.14/x
3. Step 3: Cross multiply
   2,019.88x = 2,798.63 × 1,976.14
4. Step 4: Simplify right side
   2,019.88x = 5,530,484.69
5. Step 5: Solve for x
   x = 5,530,484.69/2,019.88
6. Step 6: Final answer
   x = 2,738.03