Finding the Fourth Proportional to 2,042.83, 2,820.72 and 1,335.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.83 : 2,820.72 = 1,335.16 : x
2. Step 2: Convert to fraction form
   2,042.83/2,820.72 = 1,335.16/x
3. Step 3: Cross multiply
   2,042.83x = 2,820.72 × 1,335.16
4. Step 4: Simplify right side
   2,042.83x = 3,766,112.52
5. Step 5: Solve for x
   x = 3,766,112.52/2,042.83
6. Step 6: Final answer
   x = 1,843.58