Finding the Fourth Proportional to 30,967.58, 42,735.72 and 17,538.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,967.58 : 42,735.72 = 17,538.50 : x
2. Step 2: Convert to fraction form
   30,967.58/42,735.72 = 17,538.50/x
3. Step 3: Cross multiply
   30,967.58x = 42,735.72 × 17,538.50
4. Step 4: Simplify right side
   30,967.58x = 749,520,425.22
5. Step 5: Solve for x
   x = 749,520,425.22/30,967.58
6. Step 6: Final answer
   x = 24,203.39