Finding the Fourth Proportional to 20,033.96, 30,052.71 and 5,242.82

Step by Step Solution

1. Step 1: Write the proportion equation
   20,033.96 : 30,052.71 = 5,242.82 : x
2. Step 2: Convert to fraction form
   20,033.96/30,052.71 = 5,242.82/x
3. Step 3: Cross multiply
   20,033.96x = 30,052.71 × 5,242.82
4. Step 4: Simplify right side
   20,033.96x = 157,560,798.78
5. Step 5: Solve for x
   x = 157,560,798.78/20,033.96
6. Step 6: Final answer
   x = 7,864.69