Finding the Fourth Proportional to 13,030.50, 17,996.94 and 8,831.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,030.50 : 17,996.94 = 8,831.46 : x
2. Step 2: Convert to fraction form
   13,030.50/17,996.94 = 8,831.46/x
3. Step 3: Cross multiply
   13,030.50x = 17,996.94 × 8,831.46
4. Step 4: Simplify right side
   13,030.50x = 158,939,255.73
5. Step 5: Solve for x
   x = 158,939,255.73/13,030.50
6. Step 6: Final answer
   x = 12,197.48