Finding the Fourth Proportional to 2,072.88, 2,872.88 and 2,034

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.88 : 2,872.88 = 2,034 : x
2. Step 2: Convert to fraction form
   2,072.88/2,872.88 = 2,034/x
3. Step 3: Cross multiply
   2,072.88x = 2,872.88 × 2,034
4. Step 4: Simplify right side
   2,072.88x = 5,843,437.92
5. Step 5: Solve for x
   x = 5,843,437.92/2,072.88
6. Step 6: Final answer
   x = 2,818.99