Finding the Fourth Proportional to 3,914.24, 5,401.20 and 2,236

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914.24 : 5,401.20 = 2,236 : x
2. Step 2: Convert to fraction form
   3,914.24/5,401.20 = 2,236/x
3. Step 3: Cross multiply
   3,914.24x = 5,401.20 × 2,236
4. Step 4: Simplify right side
   3,914.24x = 12,077,083.20
5. Step 5: Solve for x
   x = 12,077,083.20/3,914.24
6. Step 6: Final answer
   x = 3,085.42