Finding the Fourth Proportional to 16,727.24, 25,090.91 and 5,641.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,727.24 : 25,090.91 = 5,641.72 : x
2. Step 2: Convert to fraction form
   16,727.24/25,090.91 = 5,641.72/x
3. Step 3: Cross multiply
   16,727.24x = 25,090.91 × 5,641.72
4. Step 4: Simplify right side
   16,727.24x = 141,555,866.03
5. Step 5: Solve for x
   x = 141,555,866.03/16,727.24
6. Step 6: Final answer
   x = 8,462.59