Finding the Fourth Proportional to 17,118.12, 25,659.56 and 8,342.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,118.12 : 25,659.56 = 8,342.17 : x
2. Step 2: Convert to fraction form
   17,118.12/25,659.56 = 8,342.17/x
3. Step 3: Cross multiply
   17,118.12x = 25,659.56 × 8,342.17
4. Step 4: Simplify right side
   17,118.12x = 214,056,369.93
5. Step 5: Solve for x
   x = 214,056,369.93/17,118.12
6. Step 6: Final answer
   x = 12,504.67