Finding the Fourth Proportional to 9,329.07, 12,870.85 and 5,295.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,329.07 : 12,870.85 = 5,295.42 : x
2. Step 2: Convert to fraction form
   9,329.07/12,870.85 = 5,295.42/x
3. Step 3: Cross multiply
   9,329.07x = 12,870.85 × 5,295.42
4. Step 4: Simplify right side
   9,329.07x = 68,156,556.51
5. Step 5: Solve for x
   x = 68,156,556.51/9,329.07
6. Step 6: Final answer
   x = 7,305.83