Finding the Fourth Proportional to 3,837.48, 5,758.04 and 1,240.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,837.48 : 5,758.04 = 1,240.42 : x
2. Step 2: Convert to fraction form
   3,837.48/5,758.04 = 1,240.42/x
3. Step 3: Cross multiply
   3,837.48x = 5,758.04 × 1,240.42
4. Step 4: Simplify right side
   3,837.48x = 7,142,380.25
5. Step 5: Solve for x
   x = 7,142,380.25/3,837.48
6. Step 6: Final answer
   x = 1,861.22