Finding the Fourth Proportional to 22,016.12, 33,015.72 and 7,971.99

Step by Step Solution

1. Step 1: Write the proportion equation
   22,016.12 : 33,015.72 = 7,971.99 : x
2. Step 2: Convert to fraction form
   22,016.12/33,015.72 = 7,971.99/x
3. Step 3: Cross multiply
   22,016.12x = 33,015.72 × 7,971.99
4. Step 4: Simplify right side
   22,016.12x = 263,200,989.68
5. Step 5: Solve for x
   x = 263,200,989.68/22,016.12
6. Step 6: Final answer
   x = 11,954.92