Finding the Fourth Proportional to 1,956.83, 2,701.69 and 1,211.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956.83 : 2,701.69 = 1,211.83 : x
2. Step 2: Convert to fraction form
   1,956.83/2,701.69 = 1,211.83/x
3. Step 3: Cross multiply
   1,956.83x = 2,701.69 × 1,211.83
4. Step 4: Simplify right side
   1,956.83x = 3,273,979.21
5. Step 5: Solve for x
   x = 3,273,979.21/1,956.83
6. Step 6: Final answer
   x = 1,673.11