Finding the Fourth Proportional to 2,889.84, 3,983.72 and 2,047.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,889.84 : 3,983.72 = 2,047.94 : x
2. Step 2: Convert to fraction form
   2,889.84/3,983.72 = 2,047.94/x
3. Step 3: Cross multiply
   2,889.84x = 3,983.72 × 2,047.94
4. Step 4: Simplify right side
   2,889.84x = 8,158,419.54
5. Step 5: Solve for x
   x = 8,158,419.54/2,889.84
6. Step 6: Final answer
   x = 2,823.14