Finding the Fourth Proportional to 3,071.34, 4,238.31 and 1,744.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071.34 : 4,238.31 = 1,744.86 : x
2. Step 2: Convert to fraction form
   3,071.34/4,238.31 = 1,744.86/x
3. Step 3: Cross multiply
   3,071.34x = 4,238.31 × 1,744.86
4. Step 4: Simplify right side
   3,071.34x = 7,395,257.59
5. Step 5: Solve for x
   x = 7,395,257.59/3,071.34
6. Step 6: Final answer
   x = 2,407.83