Finding the Fourth Proportional to 10,751.16, 16,123.86 and 2,960.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,751.16 : 16,123.86 = 2,960.40 : x
2. Step 2: Convert to fraction form
   10,751.16/16,123.86 = 2,960.40/x
3. Step 3: Cross multiply
   10,751.16x = 16,123.86 × 2,960.40
4. Step 4: Simplify right side
   10,751.16x = 47,733,075.14
5. Step 5: Solve for x
   x = 47,733,075.14/10,751.16
6. Step 6: Final answer
   x = 4,439.81