Finding the Fourth Proportional to 23,315.49, 34,964.73 and 8,520.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,315.49 : 34,964.73 = 8,520.03 : x
2. Step 2: Convert to fraction form
   23,315.49/34,964.73 = 8,520.03/x
3. Step 3: Cross multiply
   23,315.49x = 34,964.73 × 8,520.03
4. Step 4: Simplify right side
   23,315.49x = 297,900,548.54
5. Step 5: Solve for x
   x = 297,900,548.54/23,315.49
6. Step 6: Final answer
   x = 12,776.94