Finding the Fourth Proportional to 10,667.44, 16,009.32 and 4,828.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667.44 : 16,009.32 = 4,828.15 : x
2. Step 2: Convert to fraction form
   10,667.44/16,009.32 = 4,828.15/x
3. Step 3: Cross multiply
   10,667.44x = 16,009.32 × 4,828.15
4. Step 4: Simplify right side
   10,667.44x = 77,295,318.31
5. Step 5: Solve for x
   x = 77,295,318.31/10,667.44
6. Step 6: Final answer
   x = 7,245.91