Finding the Fourth Proportional to 2,184.72, 3,014.62 and 1,240.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.72 : 3,014.62 = 1,240.35 : x
2. Step 2: Convert to fraction form
   2,184.72/3,014.62 = 1,240.35/x
3. Step 3: Cross multiply
   2,184.72x = 3,014.62 × 1,240.35
4. Step 4: Simplify right side
   2,184.72x = 3,739,183.92
5. Step 5: Solve for x
   x = 3,739,183.92/2,184.72
6. Step 6: Final answer
   x = 1,711.52