Finding the Fourth Proportional to 21,500.27, 32,256.24 and 9,013.73

Step by Step Solution

1. Step 1: Write the proportion equation
   21,500.27 : 32,256.24 = 9,013.73 : x
2. Step 2: Convert to fraction form
   21,500.27/32,256.24 = 9,013.73/x
3. Step 3: Cross multiply
   21,500.27x = 32,256.24 × 9,013.73
4. Step 4: Simplify right side
   21,500.27x = 290,749,038.18
5. Step 5: Solve for x
   x = 290,749,038.18/21,500.27
6. Step 6: Final answer
   x = 13,523.04