Finding the Fourth Proportional to 12,048.45, 16,632.90 and 7,574.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,048.45 : 16,632.90 = 7,574.67 : x
2. Step 2: Convert to fraction form
   12,048.45/16,632.90 = 7,574.67/x
3. Step 3: Cross multiply
   12,048.45x = 16,632.90 × 7,574.67
4. Step 4: Simplify right side
   12,048.45x = 125,988,791.02
5. Step 5: Solve for x
   x = 125,988,791.02/12,048.45
6. Step 6: Final answer
   x = 10,456.84