Finding the Fourth Proportional to 3,071.37, 4,238.52 and 1,674.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071.37 : 4,238.52 = 1,674.12 : x
2. Step 2: Convert to fraction form
   3,071.37/4,238.52 = 1,674.12/x
3. Step 3: Cross multiply
   3,071.37x = 4,238.52 × 1,674.12
4. Step 4: Simplify right side
   3,071.37x = 7,095,791.10
5. Step 5: Solve for x
   x = 7,095,791.10/3,071.37
6. Step 6: Final answer
   x = 2,310.30