Finding the Fourth Proportional to 16,175.34, 22,321.79 and 9,005.13

Step by Step Solution

1. Step 1: Write the proportion equation
   16,175.34 : 22,321.79 = 9,005.13 : x
2. Step 2: Convert to fraction form
   16,175.34/22,321.79 = 9,005.13/x
3. Step 3: Cross multiply
   16,175.34x = 22,321.79 × 9,005.13
4. Step 4: Simplify right side
   16,175.34x = 201,010,620.78
5. Step 5: Solve for x
   x = 201,010,620.78/16,175.34
6. Step 6: Final answer
   x = 12,426.98