Finding the Fourth Proportional to 21,968.56, 30,316.62 and 12,032.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,968.56 : 30,316.62 = 12,032.56 : x
2. Step 2: Convert to fraction form
   21,968.56/30,316.62 = 12,032.56/x
3. Step 3: Cross multiply
   21,968.56x = 30,316.62 × 12,032.56
4. Step 4: Simplify right side
   21,968.56x = 364,786,549.15
5. Step 5: Solve for x
   x = 364,786,549.15/21,968.56
6. Step 6: Final answer
   x = 16,604.94