Finding the Fourth Proportional to 17,648.43, 24,355.23 and 9,690.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648.43 : 24,355.23 = 9,690.69 : x
2. Step 2: Convert to fraction form
   17,648.43/24,355.23 = 9,690.69/x
3. Step 3: Cross multiply
   17,648.43x = 24,355.23 × 9,690.69
4. Step 4: Simplify right side
   17,648.43x = 236,018,983.81
5. Step 5: Solve for x
   x = 236,018,983.81/17,648.43
6. Step 6: Final answer
   x = 13,373.37