Finding the Fourth Proportional to 16,122.64, 24,173.34 and 7,786.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,122.64 : 24,173.34 = 7,786.12 : x
2. Step 2: Convert to fraction form
   16,122.64/24,173.34 = 7,786.12/x
3. Step 3: Cross multiply
   16,122.64x = 24,173.34 × 7,786.12
4. Step 4: Simplify right side
   16,122.64x = 188,216,526.04
5. Step 5: Solve for x
   x = 188,216,526.04/16,122.64
6. Step 6: Final answer
   x = 11,674.05