Finding the Fourth Proportional to 30,498.37, 42,087.75 and 17,069.62

Step by Step Solution

1. Step 1: Write the proportion equation
   30,498.37 : 42,087.75 = 17,069.62 : x
2. Step 2: Convert to fraction form
   30,498.37/42,087.75 = 17,069.62/x
3. Step 3: Cross multiply
   30,498.37x = 42,087.75 × 17,069.62
4. Step 4: Simplify right side
   30,498.37x = 718,421,974.39
5. Step 5: Solve for x
   x = 718,421,974.39/30,498.37
6. Step 6: Final answer
   x = 23,556.08