Finding the Fourth Proportional to 17,011.82, 25,495.52 and 8,684.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,011.82 : 25,495.52 = 8,684.79 : x
2. Step 2: Convert to fraction form
   17,011.82/25,495.52 = 8,684.79/x
3. Step 3: Cross multiply
   17,011.82x = 25,495.52 × 8,684.79
4. Step 4: Simplify right side
   17,011.82x = 221,423,193.72
5. Step 5: Solve for x
   x = 221,423,193.72/17,011.82
6. Step 6: Final answer
   x = 13,015.85