Finding the Fourth Proportional to 4,111.79, 6,167.61 and 2,792.27

Step by Step Solution

1. Step 1: Write the proportion equation
   4,111.79 : 6,167.61 = 2,792.27 : x
2. Step 2: Convert to fraction form
   4,111.79/6,167.61 = 2,792.27/x
3. Step 3: Cross multiply
   4,111.79x = 6,167.61 × 2,792.27
4. Step 4: Simplify right side
   4,111.79x = 17,221,601.54
5. Step 5: Solve for x
   x = 17,221,601.54/4,111.79
6. Step 6: Final answer
   x = 4,188.35