Finding the Fourth Proportional to 19,016.96, 28,496.16 and 16,100.96

Step by Step Solution

1. Step 1: Write the proportion equation
   19,016.96 : 28,496.16 = 16,100.96 : x
2. Step 2: Convert to fraction form
   19,016.96/28,496.16 = 16,100.96/x
3. Step 3: Cross multiply
   19,016.96x = 28,496.16 × 16,100.96
4. Step 4: Simplify right side
   19,016.96x = 458,815,532.31
5. Step 5: Solve for x
   x = 458,815,532.31/19,016.96
6. Step 6: Final answer
   x = 24,126.65