Finding the Fourth Proportional to 17,086.17, 25,630.03 and 5,239.08

Step by Step Solution

1. Step 1: Write the proportion equation
   17,086.17 : 25,630.03 = 5,239.08 : x
2. Step 2: Convert to fraction form
   17,086.17/25,630.03 = 5,239.08/x
3. Step 3: Cross multiply
   17,086.17x = 25,630.03 × 5,239.08
4. Step 4: Simplify right side
   17,086.17x = 134,277,777.57
5. Step 5: Solve for x
   x = 134,277,777.57/17,086.17
6. Step 6: Final answer
   x = 7,858.86