Finding the Fourth Proportional to 10,636.74, 14,667.21 and 10,394.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,636.74 : 14,667.21 = 10,394.82 : x
2. Step 2: Convert to fraction form
   10,636.74/14,667.21 = 10,394.82/x
3. Step 3: Cross multiply
   10,636.74x = 14,667.21 × 10,394.82
4. Step 4: Simplify right side
   10,636.74x = 152,463,007.85
5. Step 5: Solve for x
   x = 152,463,007.85/10,636.74
6. Step 6: Final answer
   x = 14,333.62