Finding the Fourth Proportional to 30,597.34, 42,225 and 17,169.58

Step by Step Solution

1. Step 1: Write the proportion equation
   30,597.34 : 42,225 = 17,169.58 : x
2. Step 2: Convert to fraction form
   30,597.34/42,225 = 17,169.58/x
3. Step 3: Cross multiply
   30,597.34x = 42,225 × 17,169.58
4. Step 4: Simplify right side
   30,597.34x = 724,985,515.50
5. Step 5: Solve for x
   x = 724,985,515.50/30,597.34
6. Step 6: Final answer
   x = 23,694.40