Finding the Fourth Proportional to 1,862.52, 2,794.59 and 1,286.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,862.52 : 2,794.59 = 1,286.34 : x
2. Step 2: Convert to fraction form
   1,862.52/2,794.59 = 1,286.34/x
3. Step 3: Cross multiply
   1,862.52x = 2,794.59 × 1,286.34
4. Step 4: Simplify right side
   1,862.52x = 3,594,792.90
5. Step 5: Solve for x
   x = 3,594,792.90/1,862.52
6. Step 6: Final answer
   x = 1,930.07