Finding the Fourth Proportional to 2,274.18, 3,413.54 and 1,042.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,274.18 : 3,413.54 = 1,042.47 : x
2. Step 2: Convert to fraction form
   2,274.18/3,413.54 = 1,042.47/x
3. Step 3: Cross multiply
   2,274.18x = 3,413.54 × 1,042.47
4. Step 4: Simplify right side
   2,274.18x = 3,558,515.65
5. Step 5: Solve for x
   x = 3,558,515.65/2,274.18
6. Step 6: Final answer
   x = 1,564.75