Finding the Fourth Proportional to 17,648.30, 24,355.53 and 9,690.46

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648.30 : 24,355.53 = 9,690.46 : x
2. Step 2: Convert to fraction form
   17,648.30/24,355.53 = 9,690.46/x
3. Step 3: Cross multiply
   17,648.30x = 24,355.53 × 9,690.46
4. Step 4: Simplify right side
   17,648.30x = 236,016,289.24
5. Step 5: Solve for x
   x = 236,016,289.24/17,648.30
6. Step 6: Final answer
   x = 13,373.32