Finding the Fourth Proportional to 2,047.76, 2,825.85 and 1,208.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.76 : 2,825.85 = 1,208.52 : x
2. Step 2: Convert to fraction form
   2,047.76/2,825.85 = 1,208.52/x
3. Step 3: Cross multiply
   2,047.76x = 2,825.85 × 1,208.52
4. Step 4: Simplify right side
   2,047.76x = 3,415,096.24
5. Step 5: Solve for x
   x = 3,415,096.24/2,047.76
6. Step 6: Final answer
   x = 1,667.72