Finding the Fourth Proportional to 9,350.19, 12,907.42 and 5,815.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,350.19 : 12,907.42 = 5,815.76 : x
2. Step 2: Convert to fraction form
   9,350.19/12,907.42 = 5,815.76/x
3. Step 3: Cross multiply
   9,350.19x = 12,907.42 × 5,815.76
4. Step 4: Simplify right side
   9,350.19x = 75,066,377.86
5. Step 5: Solve for x
   x = 75,066,377.86/9,350.19
6. Step 6: Final answer
   x = 8,028.33