Finding the Fourth Proportional to 16,991.82, 25,487.82 and 5,304.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,991.82 : 25,487.82 = 5,304.06 : x
2. Step 2: Convert to fraction form
   16,991.82/25,487.82 = 5,304.06/x
3. Step 3: Cross multiply
   16,991.82x = 25,487.82 × 5,304.06
4. Step 4: Simplify right side
   16,991.82x = 135,188,926.55
5. Step 5: Solve for x
   x = 135,188,926.55/16,991.82
6. Step 6: Final answer
   x = 7,956.12