Finding the Fourth Proportional to 2,235.10, 3,084.33 and 1,240.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,235.10 : 3,084.33 = 1,240.46 : x
2. Step 2: Convert to fraction form
   2,235.10/3,084.33 = 1,240.46/x
3. Step 3: Cross multiply
   2,235.10x = 3,084.33 × 1,240.46
4. Step 4: Simplify right side
   2,235.10x = 3,825,977.22
5. Step 5: Solve for x
   x = 3,825,977.22/2,235.10
6. Step 6: Final answer
   x = 1,711.77