Finding the Fourth Proportional to 11,648.04, 16,063.76 and 7,667.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,648.04 : 16,063.76 = 7,667.68 : x
2. Step 2: Convert to fraction form
   11,648.04/16,063.76 = 7,667.68/x
3. Step 3: Cross multiply
   11,648.04x = 16,063.76 × 7,667.68
4. Step 4: Simplify right side
   11,648.04x = 123,171,771.28
5. Step 5: Solve for x
   x = 123,171,771.28/11,648.04
6. Step 6: Final answer
   x = 10,574.46