Finding the Fourth Proportional to 2,234.91, 3,084.35 and 1,240.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,234.91 : 3,084.35 = 1,240.18 : x
2. Step 2: Convert to fraction form
   2,234.91/3,084.35 = 1,240.18/x
3. Step 3: Cross multiply
   2,234.91x = 3,084.35 × 1,240.18
4. Step 4: Simplify right side
   2,234.91x = 3,825,142.98
5. Step 5: Solve for x
   x = 3,825,142.98/2,234.91
6. Step 6: Final answer
   x = 1,711.54