Finding the Fourth Proportional to 2,123.91, 3,183.08 and 1,026.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.91 : 3,183.08 = 1,026.77 : x
2. Step 2: Convert to fraction form
   2,123.91/3,183.08 = 1,026.77/x
3. Step 3: Cross multiply
   2,123.91x = 3,183.08 × 1,026.77
4. Step 4: Simplify right side
   2,123.91x = 3,268,270.00
5. Step 5: Solve for x
   x = 3,268,270.00/2,123.91
6. Step 6: Final answer
   x = 1,538.80