Finding the Fourth Proportional to 12,343.40, 17,016.16 and 8,800.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,343.40 : 17,016.16 = 8,800.46 : x
2. Step 2: Convert to fraction form
   12,343.40/17,016.16 = 8,800.46/x
3. Step 3: Cross multiply
   12,343.40x = 17,016.16 × 8,800.46
4. Step 4: Simplify right side
   12,343.40x = 149,749,906.35
5. Step 5: Solve for x
   x = 149,749,906.35/12,343.40
6. Step 6: Final answer
   x = 12,131.99