Finding the Fourth Proportional to 10,736.36, 16,073.82 and 7,267.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.36 : 16,073.82 = 7,267.40 : x
2. Step 2: Convert to fraction form
   10,736.36/16,073.82 = 7,267.40/x
3. Step 3: Cross multiply
   10,736.36x = 16,073.82 × 7,267.40
4. Step 4: Simplify right side
   10,736.36x = 116,814,879.47
5. Step 5: Solve for x
   x = 116,814,879.47/10,736.36
6. Step 6: Final answer
   x = 10,880.31