Finding the Fourth Proportional to 2,102.82, 2,894.61 and 2,026.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,102.82 : 2,894.61 = 2,026.29 : x
2. Step 2: Convert to fraction form
   2,102.82/2,894.61 = 2,026.29/x
3. Step 3: Cross multiply
   2,102.82x = 2,894.61 × 2,026.29
4. Step 4: Simplify right side
   2,102.82x = 5,865,319.30
5. Step 5: Solve for x
   x = 5,865,319.30/2,102.82
6. Step 6: Final answer
   x = 2,789.26