Finding the Fourth Proportional to 7,940.24, 10,952.53 and 5,145.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,940.24 : 10,952.53 = 5,145.56 : x
2. Step 2: Convert to fraction form
   7,940.24/10,952.53 = 5,145.56/x
3. Step 3: Cross multiply
   7,940.24x = 10,952.53 × 5,145.56
4. Step 4: Simplify right side
   7,940.24x = 56,356,832.64
5. Step 5: Solve for x
   x = 56,356,832.64/7,940.24
6. Step 6: Final answer
   x = 7,097.63