Finding the Fourth Proportional to 16,189.86, 24,261.16 and 7,173.09

Step by Step Solution

1. Step 1: Write the proportion equation
   16,189.86 : 24,261.16 = 7,173.09 : x
2. Step 2: Convert to fraction form
   16,189.86/24,261.16 = 7,173.09/x
3. Step 3: Cross multiply
   16,189.86x = 24,261.16 × 7,173.09
4. Step 4: Simplify right side
   16,189.86x = 174,027,448.32
5. Step 5: Solve for x
   x = 174,027,448.32/16,189.86
6. Step 6: Final answer
   x = 10,749.17