Finding the Fourth Proportional to 17,279.42, 23,847.52 and 9,725.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,279.42 : 23,847.52 = 9,725.98 : x
2. Step 2: Convert to fraction form
   17,279.42/23,847.52 = 9,725.98/x
3. Step 3: Cross multiply
   17,279.42x = 23,847.52 × 9,725.98
4. Step 4: Simplify right side
   17,279.42x = 231,940,502.57
5. Step 5: Solve for x
   x = 231,940,502.57/17,279.42
6. Step 6: Final answer
   x = 13,422.93