Finding the Fourth Proportional to 21,952, 30,293.76 and 12,016

Step by Step Solution

1. Step 1: Write the proportion equation
   21,952 : 30,293.76 = 12,016 : x
2. Step 2: Convert to fraction form
   21,952/30,293.76 = 12,016/x
3. Step 3: Cross multiply
   21,952x = 30,293.76 × 12,016
4. Step 4: Simplify right side
   21,952x = 364,009,820.16
5. Step 5: Solve for x
   x = 364,009,820.16/21,952
6. Step 6: Final answer
   x = 16,582.08