Finding the Fourth Proportional to 21,757.56, 32,562.18 and 15,096.30

Step by Step Solution

1. Step 1: Write the proportion equation
   21,757.56 : 32,562.18 = 15,096.30 : x
2. Step 2: Convert to fraction form
   21,757.56/32,562.18 = 15,096.30/x
3. Step 3: Cross multiply
   21,757.56x = 32,562.18 × 15,096.30
4. Step 4: Simplify right side
   21,757.56x = 491,568,437.93
5. Step 5: Solve for x
   x = 491,568,437.93/21,757.56
6. Step 6: Final answer
   x = 22,592.99