Finding the Fourth Proportional to 17,042.86, 25,576.72 and 8,729.84

Step by Step Solution

1. Step 1: Write the proportion equation
   17,042.86 : 25,576.72 = 8,729.84 : x
2. Step 2: Convert to fraction form
   17,042.86/25,576.72 = 8,729.84/x
3. Step 3: Cross multiply
   17,042.86x = 25,576.72 × 8,729.84
4. Step 4: Simplify right side
   17,042.86x = 223,280,673.32
5. Step 5: Solve for x
   x = 223,280,673.32/17,042.86
6. Step 6: Final answer
   x = 13,101.13