Finding the Fourth Proportional to 16,174.23, 22,320.73 and 9,003.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,174.23 : 22,320.73 = 9,003.78 : x
2. Step 2: Convert to fraction form
   16,174.23/22,320.73 = 9,003.78/x
3. Step 3: Cross multiply
   16,174.23x = 22,320.73 × 9,003.78
4. Step 4: Simplify right side
   16,174.23x = 200,970,837.16
5. Step 5: Solve for x
   x = 200,970,837.16/16,174.23
6. Step 6: Final answer
   x = 12,425.37