Finding the Fourth Proportional to 2,596.85, 3,894.31 and 747.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,596.85 : 3,894.31 = 747.34 : x
2. Step 2: Convert to fraction form
   2,596.85/3,894.31 = 747.34/x
3. Step 3: Cross multiply
   2,596.85x = 3,894.31 × 747.34
4. Step 4: Simplify right side
   2,596.85x = 2,910,371.10
5. Step 5: Solve for x
   x = 2,910,371.10/2,596.85
6. Step 6: Final answer
   x = 1,120.73