Finding the Fourth Proportional to 2,042.17, 2,817.38 and 1,333.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.17 : 2,817.38 = 1,333.79 : x
2. Step 2: Convert to fraction form
   2,042.17/2,817.38 = 1,333.79/x
3. Step 3: Cross multiply
   2,042.17x = 2,817.38 × 1,333.79
4. Step 4: Simplify right side
   2,042.17x = 3,757,782.52
5. Step 5: Solve for x
   x = 3,757,782.52/2,042.17
6. Step 6: Final answer
   x = 1,840.10