Finding the Fourth Proportional to 3,439.59, 4,741.50 and 2,112.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,439.59 : 4,741.50 = 2,112.27 : x
2. Step 2: Convert to fraction form
   3,439.59/4,741.50 = 2,112.27/x
3. Step 3: Cross multiply
   3,439.59x = 4,741.50 × 2,112.27
4. Step 4: Simplify right side
   3,439.59x = 10,015,328.21
5. Step 5: Solve for x
   x = 10,015,328.21/3,439.59
6. Step 6: Final answer
   x = 2,911.78