Finding the Fourth Proportional to 2,042.34, 2,817.82 and 1,203.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.34 : 2,817.82 = 1,203.11 : x
2. Step 2: Convert to fraction form
   2,042.34/2,817.82 = 1,203.11/x
3. Step 3: Cross multiply
   2,042.34x = 2,817.82 × 1,203.11
4. Step 4: Simplify right side
   2,042.34x = 3,390,147.42
5. Step 5: Solve for x
   x = 3,390,147.42/2,042.34
6. Step 6: Final answer
   x = 1,659.93