Finding the Fourth Proportional to 10,667.49, 16,003.13 and 3,648.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667.49 : 16,003.13 = 3,648.28 : x
2. Step 2: Convert to fraction form
   10,667.49/16,003.13 = 3,648.28/x
3. Step 3: Cross multiply
   10,667.49x = 16,003.13 × 3,648.28
4. Step 4: Simplify right side
   10,667.49x = 58,383,870.87
5. Step 5: Solve for x
   x = 58,383,870.87/10,667.49
6. Step 6: Final answer
   x = 5,473.07