Finding the Fourth Proportional to 21,496.41, 32,243.90 and 9,809.55

Step by Step Solution

1. Step 1: Write the proportion equation
   21,496.41 : 32,243.90 = 9,809.55 : x
2. Step 2: Convert to fraction form
   21,496.41/32,243.90 = 9,809.55/x
3. Step 3: Cross multiply
   21,496.41x = 32,243.90 × 9,809.55
4. Step 4: Simplify right side
   21,496.41x = 316,298,100.20
5. Step 5: Solve for x
   x = 316,298,100.20/21,496.41
6. Step 6: Final answer
   x = 14,714.00