Finding the Fourth Proportional to 9,251.89, 12,767.63 and 5,273.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,251.89 : 12,767.63 = 5,273.17 : x
2. Step 2: Convert to fraction form
   9,251.89/12,767.63 = 5,273.17/x
3. Step 3: Cross multiply
   9,251.89x = 12,767.63 × 5,273.17
4. Step 4: Simplify right side
   9,251.89x = 67,325,883.49
5. Step 5: Solve for x
   x = 67,325,883.49/9,251.89
6. Step 6: Final answer
   x = 7,276.99