Finding the Fourth Proportional to 16,327.16, 22,536.62 and 9,258.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,327.16 : 22,536.62 = 9,258.28 : x
2. Step 2: Convert to fraction form
   16,327.16/22,536.62 = 9,258.28/x
3. Step 3: Cross multiply
   16,327.16x = 22,536.62 × 9,258.28
4. Step 4: Simplify right side
   16,327.16x = 208,650,338.21
5. Step 5: Solve for x
   x = 208,650,338.21/16,327.16
6. Step 6: Final answer
   x = 12,779.34