Finding the Fourth Proportional to 19,531.73, 29,286.32 and 17,196.42

Step by Step Solution

1. Step 1: Write the proportion equation
   19,531.73 : 29,286.32 = 17,196.42 : x
2. Step 2: Convert to fraction form
   19,531.73/29,286.32 = 17,196.42/x
3. Step 3: Cross multiply
   19,531.73x = 29,286.32 × 17,196.42
4. Step 4: Simplify right side
   19,531.73x = 503,619,882.82
5. Step 5: Solve for x
   x = 503,619,882.82/19,531.73
6. Step 6: Final answer
   x = 25,784.70