Finding the Fourth Proportional to 3,360.72, 5,040.51 and 895.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,360.72 : 5,040.51 = 895.80 : x
2. Step 2: Convert to fraction form
   3,360.72/5,040.51 = 895.80/x
3. Step 3: Cross multiply
   3,360.72x = 5,040.51 × 895.80
4. Step 4: Simplify right side
   3,360.72x = 4,515,288.86
5. Step 5: Solve for x
   x = 4,515,288.86/3,360.72
6. Step 6: Final answer
   x = 1,343.55