Finding the Fourth Proportional to 16,756.72, 25,136.30 and 5,659.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,756.72 : 25,136.30 = 5,659.72 : x
2. Step 2: Convert to fraction form
   16,756.72/25,136.30 = 5,659.72/x
3. Step 3: Cross multiply
   16,756.72x = 25,136.30 × 5,659.72
4. Step 4: Simplify right side
   16,756.72x = 142,264,419.84
5. Step 5: Solve for x
   x = 142,264,419.84/16,756.72
6. Step 6: Final answer
   x = 8,489.99