Finding the Fourth Proportional to 17,105.75, 25,659.01 and 13,598.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,105.75 : 25,659.01 = 13,598.18 : x
2. Step 2: Convert to fraction form
   17,105.75/25,659.01 = 13,598.18/x
3. Step 3: Cross multiply
   17,105.75x = 25,659.01 × 13,598.18
4. Step 4: Simplify right side
   17,105.75x = 348,915,821.53
5. Step 5: Solve for x
   x = 348,915,821.53/17,105.75
6. Step 6: Final answer
   x = 20,397.58