Finding the Fourth Proportional to 2,021.94, 2,789.96 and 1,182.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021.94 : 2,789.96 = 1,182.56 : x
2. Step 2: Convert to fraction form
   2,021.94/2,789.96 = 1,182.56/x
3. Step 3: Cross multiply
   2,021.94x = 2,789.96 × 1,182.56
4. Step 4: Simplify right side
   2,021.94x = 3,299,275.24
5. Step 5: Solve for x
   x = 3,299,275.24/2,021.94
6. Step 6: Final answer
   x = 1,631.74