Finding the Fourth Proportional to 1,944.18, 2,682.72 and 1,281.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,944.18 : 2,682.72 = 1,281.96 : x
2. Step 2: Convert to fraction form
   1,944.18/2,682.72 = 1,281.96/x
3. Step 3: Cross multiply
   1,944.18x = 2,682.72 × 1,281.96
4. Step 4: Simplify right side
   1,944.18x = 3,439,139.73
5. Step 5: Solve for x
   x = 3,439,139.73/1,944.18
6. Step 6: Final answer
   x = 1,768.94