Finding the Fourth Proportional to 2,747.78, 3,792.18 and 1,569.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,747.78 : 3,792.18 = 1,569.23 : x
2. Step 2: Convert to fraction form
   2,747.78/3,792.18 = 1,569.23/x
3. Step 3: Cross multiply
   2,747.78x = 3,792.18 × 1,569.23
4. Step 4: Simplify right side
   2,747.78x = 5,950,802.62
5. Step 5: Solve for x
   x = 5,950,802.62/2,747.78
6. Step 6: Final answer
   x = 2,165.68