Finding the Fourth Proportional to 16,379.87, 22,598.91 and 9,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,379.87 : 22,598.91 = 9,667.76 : x
2. Step 2: Convert to fraction form
   16,379.87/22,598.91 = 9,667.76/x
3. Step 3: Cross multiply
   16,379.87x = 22,598.91 × 9,667.76
4. Step 4: Simplify right side
   16,379.87x = 218,480,725.15
5. Step 5: Solve for x
   x = 218,480,725.15/16,379.87
6. Step 6: Final answer
   x = 13,338.37