Finding the Fourth Proportional to 7,797.58, 10,760.71 and 4,260.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,797.58 : 10,760.71 = 4,260.78 : x
2. Step 2: Convert to fraction form
   7,797.58/10,760.71 = 4,260.78/x
3. Step 3: Cross multiply
   7,797.58x = 10,760.71 × 4,260.78
4. Step 4: Simplify right side
   7,797.58x = 45,849,017.95
5. Step 5: Solve for x
   x = 45,849,017.95/7,797.58
6. Step 6: Final answer
   x = 5,879.90