Finding the Fourth Proportional to 16,712.22, 23,057.16 and 9,536.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,712.22 : 23,057.16 = 9,536.98 : x
2. Step 2: Convert to fraction form
   16,712.22/23,057.16 = 9,536.98/x
3. Step 3: Cross multiply
   16,712.22x = 23,057.16 × 9,536.98
4. Step 4: Simplify right side
   16,712.22x = 219,895,673.78
5. Step 5: Solve for x
   x = 219,895,673.78/16,712.22
6. Step 6: Final answer
   x = 13,157.78