Finding the Fourth Proportional to 2,757.42, 3,801.87 and 2,402.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,757.42 : 3,801.87 = 2,402.03 : x
2. Step 2: Convert to fraction form
   2,757.42/3,801.87 = 2,402.03/x
3. Step 3: Cross multiply
   2,757.42x = 3,801.87 × 2,402.03
4. Step 4: Simplify right side
   2,757.42x = 9,132,215.30
5. Step 5: Solve for x
   x = 9,132,215.30/2,757.42
6. Step 6: Final answer
   x = 3,311.87