Finding the Fourth Proportional to 16,712.83, 23,062.66 and 9,543.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,712.83 : 23,062.66 = 9,543.57 : x
2. Step 2: Convert to fraction form
   16,712.83/23,062.66 = 9,543.57/x
3. Step 3: Cross multiply
   16,712.83x = 23,062.66 × 9,543.57
4. Step 4: Simplify right side
   16,712.83x = 220,100,110.10
5. Step 5: Solve for x
   x = 220,100,110.10/16,712.83
6. Step 6: Final answer
   x = 13,169.53