Finding the Fourth Proportional to 23,115.98, 31,897.62 and 17,069.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,115.98 : 31,897.62 = 17,069.42 : x
2. Step 2: Convert to fraction form
   23,115.98/31,897.62 = 17,069.42/x
3. Step 3: Cross multiply
   23,115.98x = 31,897.62 × 17,069.42
4. Step 4: Simplify right side
   23,115.98x = 544,473,872.78
5. Step 5: Solve for x
   x = 544,473,872.78/23,115.98
6. Step 6: Final answer
   x = 23,554.00