Finding the Fourth Proportional to 30,585.36, 42,207.82 and 17,847.30

Step by Step Solution

1. Step 1: Write the proportion equation
   30,585.36 : 42,207.82 = 17,847.30 : x
2. Step 2: Convert to fraction form
   30,585.36/42,207.82 = 17,847.30/x
3. Step 3: Cross multiply
   30,585.36x = 42,207.82 × 17,847.30
4. Step 4: Simplify right side
   30,585.36x = 753,295,625.89
5. Step 5: Solve for x
   x = 753,295,625.89/30,585.36
6. Step 6: Final answer
   x = 24,629.29