Finding the Fourth Proportional to 5,150.28, 7,107.32 and 2,792.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,150.28 : 7,107.32 = 2,792.42 : x
2. Step 2: Convert to fraction form
   5,150.28/7,107.32 = 2,792.42/x
3. Step 3: Cross multiply
   5,150.28x = 7,107.32 × 2,792.42
4. Step 4: Simplify right side
   5,150.28x = 19,846,593.96
5. Step 5: Solve for x
   x = 19,846,593.96/5,150.28
6. Step 6: Final answer
   x = 3,853.50