Finding the Fourth Proportional to 17,212.30, 25,827.82 and 6,682.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,212.30 : 25,827.82 = 6,682.72 : x
2. Step 2: Convert to fraction form
   17,212.30/25,827.82 = 6,682.72/x
3. Step 3: Cross multiply
   17,212.30x = 25,827.82 × 6,682.72
4. Step 4: Simplify right side
   17,212.30x = 172,600,089.27
5. Step 5: Solve for x
   x = 172,600,089.27/17,212.30
6. Step 6: Final answer
   x = 10,027.72