Finding the Fourth Proportional to 9,249.18, 12,763.98 and 5,270.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,249.18 : 12,763.98 = 5,270.37 : x
2. Step 2: Convert to fraction form
   9,249.18/12,763.98 = 5,270.37/x
3. Step 3: Cross multiply
   9,249.18x = 12,763.98 × 5,270.37
4. Step 4: Simplify right side
   9,249.18x = 67,270,897.27
5. Step 5: Solve for x
   x = 67,270,897.27/9,249.18
6. Step 6: Final answer
   x = 7,273.17