Finding the Fourth Proportional to 17,051.97, 25,561.25 and 8,164.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,051.97 : 25,561.25 = 8,164.79 : x
2. Step 2: Convert to fraction form
   17,051.97/25,561.25 = 8,164.79/x
3. Step 3: Cross multiply
   17,051.97x = 25,561.25 × 8,164.79
4. Step 4: Simplify right side
   17,051.97x = 208,702,238.39
5. Step 5: Solve for x
   x = 208,702,238.39/17,051.97
6. Step 6: Final answer
   x = 12,239.19