Finding the Fourth Proportional to 2,959.56, 4,438.09 and 1,314.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,959.56 : 4,438.09 = 1,314.98 : x
2. Step 2: Convert to fraction form
   2,959.56/4,438.09 = 1,314.98/x
3. Step 3: Cross multiply
   2,959.56x = 4,438.09 × 1,314.98
4. Step 4: Simplify right side
   2,959.56x = 5,836,020.65
5. Step 5: Solve for x
   x = 5,836,020.65/2,959.56
6. Step 6: Final answer
   x = 1,971.92