Finding the Fourth Proportional to 2,005.93, 3,009.42 and 835.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005.93 : 3,009.42 = 835.55 : x
2. Step 2: Convert to fraction form
   2,005.93/3,009.42 = 835.55/x
3. Step 3: Cross multiply
   2,005.93x = 3,009.42 × 835.55
4. Step 4: Simplify right side
   2,005.93x = 2,514,514.77
5. Step 5: Solve for x
   x = 2,514,514.77/2,005.93
6. Step 6: Final answer
   x = 1,253.54