Finding the Fourth Proportional to 9,254.73, 12,771.41 and 5,275.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,254.73 : 12,771.41 = 5,275.91 : x
2. Step 2: Convert to fraction form
   9,254.73/12,771.41 = 5,275.91/x
3. Step 3: Cross multiply
   9,254.73x = 12,771.41 × 5,275.91
4. Step 4: Simplify right side
   9,254.73x = 67,380,815.28
5. Step 5: Solve for x
   x = 67,380,815.28/9,254.73
6. Step 6: Final answer
   x = 7,280.69