Finding the Fourth Proportional to 30,863.52, 42,590.88 and 17,436.18

Step by Step Solution

1. Step 1: Write the proportion equation
   30,863.52 : 42,590.88 = 17,436.18 : x
2. Step 2: Convert to fraction form
   30,863.52/42,590.88 = 17,436.18/x
3. Step 3: Cross multiply
   30,863.52x = 42,590.88 × 17,436.18
4. Step 4: Simplify right side
   30,863.52x = 742,622,250.04
5. Step 5: Solve for x
   x = 742,622,250.04/30,863.52
6. Step 6: Final answer
   x = 24,061.49