Finding the Fourth Proportional to 11,881.56, 17,824.52 and 3,983.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,881.56 : 17,824.52 = 3,983.28 : x
2. Step 2: Convert to fraction form
   11,881.56/17,824.52 = 3,983.28/x
3. Step 3: Cross multiply
   11,881.56x = 17,824.52 × 3,983.28
4. Step 4: Simplify right side
   11,881.56x = 71,000,054.03
5. Step 5: Solve for x
   x = 71,000,054.03/11,881.56
6. Step 6: Final answer
   x = 5,975.65