Finding the Fourth Proportional to 9,311.73, 12,849.43 and 5,482.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,311.73 : 12,849.43 = 5,482.76 : x
2. Step 2: Convert to fraction form
   9,311.73/12,849.43 = 5,482.76/x
3. Step 3: Cross multiply
   9,311.73x = 12,849.43 × 5,482.76
4. Step 4: Simplify right side
   9,311.73x = 70,450,359.24
5. Step 5: Solve for x
   x = 70,450,359.24/9,311.73
6. Step 6: Final answer
   x = 7,565.76