Finding the Fourth Proportional to 3,839.58, 5,760.18 and 1,374.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,839.58 : 5,760.18 = 1,374.30 : x
2. Step 2: Convert to fraction form
   3,839.58/5,760.18 = 1,374.30/x
3. Step 3: Cross multiply
   3,839.58x = 5,760.18 × 1,374.30
4. Step 4: Simplify right side
   3,839.58x = 7,916,215.37
5. Step 5: Solve for x
   x = 7,916,215.37/3,839.58
6. Step 6: Final answer
   x = 2,061.74