Finding the Fourth Proportional to 23,839.99, 35,760.24 and 7,200.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,839.99 : 35,760.24 = 7,200.16 : x
2. Step 2: Convert to fraction form
   23,839.99/35,760.24 = 7,200.16/x
3. Step 3: Cross multiply
   23,839.99x = 35,760.24 × 7,200.16
4. Step 4: Simplify right side
   23,839.99x = 257,479,449.64
5. Step 5: Solve for x
   x = 257,479,449.64/23,839.99
6. Step 6: Final answer
   x = 10,800.32