Finding the Fourth Proportional to 10,960.65, 16,443.42 and 5,114.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,960.65 : 16,443.42 = 5,114.07 : x
2. Step 2: Convert to fraction form
   10,960.65/16,443.42 = 5,114.07/x
3. Step 3: Cross multiply
   10,960.65x = 16,443.42 × 5,114.07
4. Step 4: Simplify right side
   10,960.65x = 84,092,858.30
5. Step 5: Solve for x
   x = 84,092,858.30/10,960.65
6. Step 6: Final answer
   x = 7,672.25