Finding the Fourth Proportional to 5,142.25, 7,096.25 and 2,904.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,142.25 : 7,096.25 = 2,904.09 : x
2. Step 2: Convert to fraction form
   5,142.25/7,096.25 = 2,904.09/x
3. Step 3: Cross multiply
   5,142.25x = 7,096.25 × 2,904.09
4. Step 4: Simplify right side
   5,142.25x = 20,608,113.18
5. Step 5: Solve for x
   x = 20,608,113.18/5,142.25
6. Step 6: Final answer
   x = 4,007.61