Finding the Fourth Proportional to 2,047.64, 2,826.07 and 1,208.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.64 : 2,826.07 = 1,208.54 : x
2. Step 2: Convert to fraction form
   2,047.64/2,826.07 = 1,208.54/x
3. Step 3: Cross multiply
   2,047.64x = 2,826.07 × 1,208.54
4. Step 4: Simplify right side
   2,047.64x = 3,415,429.48
5. Step 5: Solve for x
   x = 3,415,429.48/2,047.64
6. Step 6: Final answer
   x = 1,667.99