Finding the Fourth Proportional to 17,964.56, 24,790.71 and 9,898.46

Step by Step Solution

1. Step 1: Write the proportion equation
   17,964.56 : 24,790.71 = 9,898.46 : x
2. Step 2: Convert to fraction form
   17,964.56/24,790.71 = 9,898.46/x
3. Step 3: Cross multiply
   17,964.56x = 24,790.71 × 9,898.46
4. Step 4: Simplify right side
   17,964.56x = 245,389,851.31
5. Step 5: Solve for x
   x = 245,389,851.31/17,964.56
6. Step 6: Final answer
   x = 13,659.66