Finding the Fourth Proportional to 7,942.10, 10,956.94 and 5,108.99

Step by Step Solution

1. Step 1: Write the proportion equation
   7,942.10 : 10,956.94 = 5,108.99 : x
2. Step 2: Convert to fraction form
   7,942.10/10,956.94 = 5,108.99/x
3. Step 3: Cross multiply
   7,942.10x = 10,956.94 × 5,108.99
4. Step 4: Simplify right side
   7,942.10x = 55,978,829.33
5. Step 5: Solve for x
   x = 55,978,829.33/7,942.10
6. Step 6: Final answer
   x = 7,048.37