Finding the Fourth Proportional to 2,294.12, 3,436.42 and 1,120.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,294.12 : 3,436.42 = 1,120.58 : x
2. Step 2: Convert to fraction form
   2,294.12/3,436.42 = 1,120.58/x
3. Step 3: Cross multiply
   2,294.12x = 3,436.42 × 1,120.58
4. Step 4: Simplify right side
   2,294.12x = 3,850,783.52
5. Step 5: Solve for x
   x = 3,850,783.52/2,294.12
6. Step 6: Final answer
   x = 1,678.54