Finding the Fourth Proportional to 1,956, 2,700.72 and 1,333.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,956 : 2,700.72 = 1,333.92 : x
2. Step 2: Convert to fraction form
   1,956/2,700.72 = 1,333.92/x
3. Step 3: Cross multiply
   1,956x = 2,700.72 × 1,333.92
4. Step 4: Simplify right side
   1,956x = 3,602,544.42
5. Step 5: Solve for x
   x = 3,602,544.42/1,956
6. Step 6: Final answer
   x = 1,841.79