Finding the Fourth Proportional to 9,379.25, 12,948.06 and 7,249.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,379.25 : 12,948.06 = 7,249.97 : x
2. Step 2: Convert to fraction form
   9,379.25/12,948.06 = 7,249.97/x
3. Step 3: Cross multiply
   9,379.25x = 12,948.06 × 7,249.97
4. Step 4: Simplify right side
   9,379.25x = 93,872,981.82
5. Step 5: Solve for x
   x = 93,872,981.82/9,379.25
6. Step 6: Final answer
   x = 10,008.59