Finding the Fourth Proportional to 12,003.43, 17,981.02 and 5,981.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,003.43 : 17,981.02 = 5,981.34 : x
2. Step 2: Convert to fraction form
   12,003.43/17,981.02 = 5,981.34/x
3. Step 3: Cross multiply
   12,003.43x = 17,981.02 × 5,981.34
4. Step 4: Simplify right side
   12,003.43x = 107,550,504.26
5. Step 5: Solve for x
   x = 107,550,504.26/12,003.43
6. Step 6: Final answer
   x = 8,959.98