Finding the Fourth Proportional to 2,540.34, 3,812.10 and 1,241.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.34 : 3,812.10 = 1,241.10 : x
2. Step 2: Convert to fraction form
   2,540.34/3,812.10 = 1,241.10/x
3. Step 3: Cross multiply
   2,540.34x = 3,812.10 × 1,241.10
4. Step 4: Simplify right side
   2,540.34x = 4,731,197.31
5. Step 5: Solve for x
   x = 4,731,197.31/2,540.34
6. Step 6: Final answer
   x = 1,862.43