Finding the Fourth Proportional to 17,272.48, 23,836.56 and 9,820.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,272.48 : 23,836.56 = 9,820.96 : x
2. Step 2: Convert to fraction form
   17,272.48/23,836.56 = 9,820.96/x
3. Step 3: Cross multiply
   17,272.48x = 23,836.56 × 9,820.96
4. Step 4: Simplify right side
   17,272.48x = 234,097,902.30
5. Step 5: Solve for x
   x = 234,097,902.30/17,272.48
6. Step 6: Final answer
   x = 13,553.23