Finding the Fourth Proportional to 16,772.27, 23,144.37 and 9,699.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,772.27 : 23,144.37 = 9,699.15 : x
2. Step 2: Convert to fraction form
   16,772.27/23,144.37 = 9,699.15/x
3. Step 3: Cross multiply
   16,772.27x = 23,144.37 × 9,699.15
4. Step 4: Simplify right side
   16,772.27x = 224,480,716.29
5. Step 5: Solve for x
   x = 224,480,716.29/16,772.27
6. Step 6: Final answer
   x = 13,384.04