Finding the Fourth Proportional to 30,825.34, 42,539.12 and 17,397.16

Step by Step Solution

1. Step 1: Write the proportion equation
   30,825.34 : 42,539.12 = 17,397.16 : x
2. Step 2: Convert to fraction form
   30,825.34/42,539.12 = 17,397.16/x
3. Step 3: Cross multiply
   30,825.34x = 42,539.12 × 17,397.16
4. Step 4: Simplify right side
   30,825.34x = 740,059,789.91
5. Step 5: Solve for x
   x = 740,059,789.91/30,825.34
6. Step 6: Final answer
   x = 24,008.16