Finding the Fourth Proportional to 2,270.22, 3,128.58 and 1,606.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270.22 : 3,128.58 = 1,606.83 : x
2. Step 2: Convert to fraction form
   2,270.22/3,128.58 = 1,606.83/x
3. Step 3: Cross multiply
   2,270.22x = 3,128.58 × 1,606.83
4. Step 4: Simplify right side
   2,270.22x = 5,027,096.20
5. Step 5: Solve for x
   x = 5,027,096.20/2,270.22
6. Step 6: Final answer
   x = 2,214.37