Finding the Fourth Proportional to 1,956.57, 2,700.12 and 1,072.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.57 : 2,700.12 = 1,072.41 : x
2. Step 2: Convert to fraction form
   1,956.57/2,700.12 = 1,072.41/x
3. Step 3: Cross multiply
   1,956.57x = 2,700.12 × 1,072.41
4. Step 4: Simplify right side
   1,956.57x = 2,895,635.69
5. Step 5: Solve for x
   x = 2,895,635.69/1,956.57
6. Step 6: Final answer
   x = 1,479.96