Finding the Fourth Proportional to 17,279.39, 23,845.61 and 9,725.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,279.39 : 23,845.61 = 9,725.83 : x
2. Step 2: Convert to fraction form
   17,279.39/23,845.61 = 9,725.83/x
3. Step 3: Cross multiply
   17,279.39x = 23,845.61 × 9,725.83
4. Step 4: Simplify right side
   17,279.39x = 231,918,393.23
5. Step 5: Solve for x
   x = 231,918,393.23/17,279.39
6. Step 6: Final answer
   x = 13,421.68