Finding the Fourth Proportional to 9,329.86, 12,865.33 and 7,205.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,329.86 : 12,865.33 = 7,205.73 : x
2. Step 2: Convert to fraction form
   9,329.86/12,865.33 = 7,205.73/x
3. Step 3: Cross multiply
   9,329.86x = 12,865.33 × 7,205.73
4. Step 4: Simplify right side
   9,329.86x = 92,704,094.34
5. Step 5: Solve for x
   x = 92,704,094.34/9,329.86
6. Step 6: Final answer
   x = 9,936.28