Finding the Fourth Proportional to 2,043.63, 3,065.91 and 745.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.63 : 3,065.91 = 745.10 : x
2. Step 2: Convert to fraction form
   2,043.63/3,065.91 = 745.10/x
3. Step 3: Cross multiply
   2,043.63x = 3,065.91 × 745.10
4. Step 4: Simplify right side
   2,043.63x = 2,284,411.54
5. Step 5: Solve for x
   x = 2,284,411.54/2,043.63
6. Step 6: Final answer
   x = 1,117.82