Finding the Fourth Proportional to 1,956.38, 2,699.81 and 1,072.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.38 : 2,699.81 = 1,072.24 : x
2. Step 2: Convert to fraction form
   1,956.38/2,699.81 = 1,072.24/x
3. Step 3: Cross multiply
   1,956.38x = 2,699.81 × 1,072.24
4. Step 4: Simplify right side
   1,956.38x = 2,894,833.17
5. Step 5: Solve for x
   x = 2,894,833.17/1,956.38
6. Step 6: Final answer
   x = 1,479.69