Finding the Fourth Proportional to 16,707.38, 23,056.18 and 9,993.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,707.38 : 23,056.18 = 9,993.29 : x
2. Step 2: Convert to fraction form
   16,707.38/23,056.18 = 9,993.29/x
3. Step 3: Cross multiply
   16,707.38x = 23,056.18 × 9,993.29
4. Step 4: Simplify right side
   16,707.38x = 230,406,952.77
5. Step 5: Solve for x
   x = 230,406,952.77/16,707.38
6. Step 6: Final answer
   x = 13,790.73