Finding the Fourth Proportional to 12,016.22, 16,572.80 and 7,538.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,016.22 : 16,572.80 = 7,538.54 : x
2. Step 2: Convert to fraction form
   12,016.22/16,572.80 = 7,538.54/x
3. Step 3: Cross multiply
   12,016.22x = 16,572.80 × 7,538.54
4. Step 4: Simplify right side
   12,016.22x = 124,934,651.69
5. Step 5: Solve for x
   x = 124,934,651.69/12,016.22
6. Step 6: Final answer
   x = 10,397.17