Finding the Fourth Proportional to 2,049.35, 2,826.54 and 1,386.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.35 : 2,826.54 = 1,386.09 : x
2. Step 2: Convert to fraction form
   2,049.35/2,826.54 = 1,386.09/x
3. Step 3: Cross multiply
   2,049.35x = 2,826.54 × 1,386.09
4. Step 4: Simplify right side
   2,049.35x = 3,917,838.83
5. Step 5: Solve for x
   x = 3,917,838.83/2,049.35
6. Step 6: Final answer
   x = 1,911.75