Finding the Fourth Proportional to 17,904.34, 24,708.32 and 9,947.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,904.34 : 24,708.32 = 9,947.30 : x
2. Step 2: Convert to fraction form
   17,904.34/24,708.32 = 9,947.30/x
3. Step 3: Cross multiply
   17,904.34x = 24,708.32 × 9,947.30
4. Step 4: Simplify right side
   17,904.34x = 245,781,071.54
5. Step 5: Solve for x
   x = 245,781,071.54/17,904.34
6. Step 6: Final answer
   x = 13,727.46