Finding the Fourth Proportional to 7,162.56, 10,742.22 and 2,229.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,162.56 : 10,742.22 = 2,229.48 : x
2. Step 2: Convert to fraction form
   7,162.56/10,742.22 = 2,229.48/x
3. Step 3: Cross multiply
   7,162.56x = 10,742.22 × 2,229.48
4. Step 4: Simplify right side
   7,162.56x = 23,949,564.65
5. Step 5: Solve for x
   x = 23,949,564.65/7,162.56
6. Step 6: Final answer
   x = 3,343.72