Finding the Fourth Proportional to 17,648.64, 24,341.76 and 12,341.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648.64 : 24,341.76 = 12,341.76 : x
2. Step 2: Convert to fraction form
   17,648.64/24,341.76 = 12,341.76/x
3. Step 3: Cross multiply
   17,648.64x = 24,341.76 × 12,341.76
4. Step 4: Simplify right side
   17,648.64x = 300,420,159.90
5. Step 5: Solve for x
   x = 300,420,159.90/17,648.64
6. Step 6: Final answer
   x = 17,022.28