Finding the Fourth Proportional to 2,555.34, 3,527.84 and 1,672.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.34 : 3,527.84 = 1,672.67 : x
2. Step 2: Convert to fraction form
   2,555.34/3,527.84 = 1,672.67/x
3. Step 3: Cross multiply
   2,555.34x = 3,527.84 × 1,672.67
4. Step 4: Simplify right side
   2,555.34x = 5,900,912.13
5. Step 5: Solve for x
   x = 5,900,912.13/2,555.34
6. Step 6: Final answer
   x = 2,309.25