Finding the Fourth Proportional to 5,280.56, 7,287.27 and 2,922.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,280.56 : 7,287.27 = 2,922.92 : x
2. Step 2: Convert to fraction form
   5,280.56/7,287.27 = 2,922.92/x
3. Step 3: Cross multiply
   5,280.56x = 7,287.27 × 2,922.92
4. Step 4: Simplify right side
   5,280.56x = 21,300,107.23
5. Step 5: Solve for x
   x = 21,300,107.23/5,280.56
6. Step 6: Final answer
   x = 4,033.68