Finding the Fourth Proportional to 9,510.48, 14,261.94 and 3,960.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,510.48 : 14,261.94 = 3,960.90 : x
2. Step 2: Convert to fraction form
   9,510.48/14,261.94 = 3,960.90/x
3. Step 3: Cross multiply
   9,510.48x = 14,261.94 × 3,960.90
4. Step 4: Simplify right side
   9,510.48x = 56,490,118.15
5. Step 5: Solve for x
   x = 56,490,118.15/9,510.48
6. Step 6: Final answer
   x = 5,939.78