Finding the Fourth Proportional to 2,722.72, 4,081.23 and 1,162.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,722.72 : 4,081.23 = 1,162.36 : x
2. Step 2: Convert to fraction form
   2,722.72/4,081.23 = 1,162.36/x
3. Step 3: Cross multiply
   2,722.72x = 4,081.23 × 1,162.36
4. Step 4: Simplify right side
   2,722.72x = 4,743,858.50
5. Step 5: Solve for x
   x = 4,743,858.50/2,722.72
6. Step 6: Final answer
   x = 1,742.32