Finding the Fourth Proportional to 17,648.54, 24,354.81 and 9,690.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648.54 : 24,354.81 = 9,690.69 : x
2. Step 2: Convert to fraction form
   17,648.54/24,354.81 = 9,690.69/x
3. Step 3: Cross multiply
   17,648.54x = 24,354.81 × 9,690.69
4. Step 4: Simplify right side
   17,648.54x = 236,014,913.72
5. Step 5: Solve for x
   x = 236,014,913.72/17,648.54
6. Step 6: Final answer
   x = 13,373.06