Finding the Fourth Proportional to 2,594.64, 3,891.71 and 745.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,594.64 : 3,891.71 = 745.72 : x
2. Step 2: Convert to fraction form
   2,594.64/3,891.71 = 745.72/x
3. Step 3: Cross multiply
   2,594.64x = 3,891.71 × 745.72
4. Step 4: Simplify right side
   2,594.64x = 2,902,118.12
5. Step 5: Solve for x
   x = 2,902,118.12/2,594.64
6. Step 6: Final answer
   x = 1,118.50