Finding the Fourth Proportional to 2,043.86, 3,066.23 and 745.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.86 : 3,066.23 = 745.31 : x
2. Step 2: Convert to fraction form
   2,043.86/3,066.23 = 745.31/x
3. Step 3: Cross multiply
   2,043.86x = 3,066.23 × 745.31
4. Step 4: Simplify right side
   2,043.86x = 2,285,301.41
5. Step 5: Solve for x
   x = 2,285,301.41/2,043.86
6. Step 6: Final answer
   x = 1,118.13