Finding the Fourth Proportional to 5,142.69, 7,673.54 and 4,829.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,142.69 : 7,673.54 = 4,829.22 : x
2. Step 2: Convert to fraction form
   5,142.69/7,673.54 = 4,829.22/x
3. Step 3: Cross multiply
   5,142.69x = 7,673.54 × 4,829.22
4. Step 4: Simplify right side
   5,142.69x = 37,057,188.69
5. Step 5: Solve for x
   x = 37,057,188.69/5,142.69
6. Step 6: Final answer
   x = 7,205.80