Finding the Fourth Proportional to 1,359.90, 1,876.59 and 835.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.90 : 1,876.59 = 835.94 : x
2. Step 2: Convert to fraction form
   1,359.90/1,876.59 = 835.94/x
3. Step 3: Cross multiply
   1,359.90x = 1,876.59 × 835.94
4. Step 4: Simplify right side
   1,359.90x = 1,568,721.34
5. Step 5: Solve for x
   x = 1,568,721.34/1,359.90
6. Step 6: Final answer
   x = 1,153.56