Finding the Fourth Proportional to 5,280.63, 7,287.27 and 2,922.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,280.63 : 7,287.27 = 2,922.93 : x
2. Step 2: Convert to fraction form
   5,280.63/7,287.27 = 2,922.93/x
3. Step 3: Cross multiply
   5,280.63x = 7,287.27 × 2,922.93
4. Step 4: Simplify right side
   5,280.63x = 21,300,180.10
5. Step 5: Solve for x
   x = 21,300,180.10/5,280.63
6. Step 6: Final answer
   x = 4,033.64