Finding the Fourth Proportional to 2,433.09, 3,650.12 and 872.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.09 : 3,650.12 = 872.67 : x
2. Step 2: Convert to fraction form
   2,433.09/3,650.12 = 872.67/x
3. Step 3: Cross multiply
   2,433.09x = 3,650.12 × 872.67
4. Step 4: Simplify right side
   2,433.09x = 3,185,345.86
5. Step 5: Solve for x
   x = 3,185,345.86/2,433.09
6. Step 6: Final answer
   x = 1,309.18