Finding the Fourth Proportional to 8,315.46, 12,473.39 and 2,472.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,315.46 : 12,473.39 = 2,472.12 : x
2. Step 2: Convert to fraction form
   8,315.46/12,473.39 = 2,472.12/x
3. Step 3: Cross multiply
   8,315.46x = 12,473.39 × 2,472.12
4. Step 4: Simplify right side
   8,315.46x = 30,835,723.07
5. Step 5: Solve for x
   x = 30,835,723.07/8,315.46
6. Step 6: Final answer
   x = 3,708.24