Finding the Fourth Proportional to 9,960.37, 13,742.26 and 5,767.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,960.37 : 13,742.26 = 5,767.81 : x
2. Step 2: Convert to fraction form
   9,960.37/13,742.26 = 5,767.81/x
3. Step 3: Cross multiply
   9,960.37x = 13,742.26 × 5,767.81
4. Step 4: Simplify right side
   9,960.37x = 79,262,744.65
5. Step 5: Solve for x
   x = 79,262,744.65/9,960.37
6. Step 6: Final answer
   x = 7,957.81