Finding the Fourth Proportional to 2,806.05, 4,209.03 and 958.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,806.05 : 4,209.03 = 958.46 : x
2. Step 2: Convert to fraction form
   2,806.05/4,209.03 = 958.46/x
3. Step 3: Cross multiply
   2,806.05x = 4,209.03 × 958.46
4. Step 4: Simplify right side
   2,806.05x = 4,034,162.25
5. Step 5: Solve for x
   x = 4,034,162.25/2,806.05
6. Step 6: Final answer
   x = 1,437.67