Finding the Fourth Proportional to 2,872.17, 4,300.94 and 2,293.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,872.17 : 4,300.94 = 2,293.83 : x
2. Step 2: Convert to fraction form
   2,872.17/4,300.94 = 2,293.83/x
3. Step 3: Cross multiply
   2,872.17x = 4,300.94 × 2,293.83
4. Step 4: Simplify right side
   2,872.17x = 9,865,630.93
5. Step 5: Solve for x
   x = 9,865,630.93/2,872.17
6. Step 6: Final answer
   x = 3,434.90