Finding the Fourth Proportional to 17,089.97, 23,594.84 and 13,103.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,089.97 : 23,594.84 = 13,103.42 : x
2. Step 2: Convert to fraction form
   17,089.97/23,594.84 = 13,103.42/x
3. Step 3: Cross multiply
   17,089.97x = 23,594.84 × 13,103.42
4. Step 4: Simplify right side
   17,089.97x = 309,172,914.86
5. Step 5: Solve for x
   x = 309,172,914.86/17,089.97
6. Step 6: Final answer
   x = 18,090.90