Finding the Fourth Proportional to 12,040.51, 18,049.02 and 5,022.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,040.51 : 18,049.02 = 5,022.54 : x
2. Step 2: Convert to fraction form
   12,040.51/18,049.02 = 5,022.54/x
3. Step 3: Cross multiply
   12,040.51x = 18,049.02 × 5,022.54
4. Step 4: Simplify right side
   12,040.51x = 90,651,924.91
5. Step 5: Solve for x
   x = 90,651,924.91/12,040.51
6. Step 6: Final answer
   x = 7,528.91