Finding the Fourth Proportional to 21,399.72, 32,096.94 and 6,608.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,399.72 : 32,096.94 = 6,608.52 : x
2. Step 2: Convert to fraction form
   21,399.72/32,096.94 = 6,608.52/x
3. Step 3: Cross multiply
   21,399.72x = 32,096.94 × 6,608.52
4. Step 4: Simplify right side
   21,399.72x = 212,113,269.93
5. Step 5: Solve for x
   x = 212,113,269.93/21,399.72
6. Step 6: Final answer
   x = 9,911.96