Finding the Fourth Proportional to 11,326, 16,994.68 and 5,409.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,326 : 16,994.68 = 5,409.52 : x
2. Step 2: Convert to fraction form
   11,326/16,994.68 = 5,409.52/x
3. Step 3: Cross multiply
   11,326x = 16,994.68 × 5,409.52
4. Step 4: Simplify right side
   11,326x = 91,933,061.35
5. Step 5: Solve for x
   x = 91,933,061.35/11,326
6. Step 6: Final answer
   x = 8,116.99