Finding the Fourth Proportional to 1,723.22, 2,562.72 and 1,668.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723.22 : 2,562.72 = 1,668.54 : x
2. Step 2: Convert to fraction form
   1,723.22/2,562.72 = 1,668.54/x
3. Step 3: Cross multiply
   1,723.22x = 2,562.72 × 1,668.54
4. Step 4: Simplify right side
   1,723.22x = 4,276,000.83
5. Step 5: Solve for x
   x = 4,276,000.83/1,723.22
6. Step 6: Final answer
   x = 2,481.40