Finding the Fourth Proportional to 16,682.88, 25,002.72 and 6,810.87

Step by Step Solution

1. Step 1: Write the proportion equation
   16,682.88 : 25,002.72 = 6,810.87 : x
2. Step 2: Convert to fraction form
   16,682.88/25,002.72 = 6,810.87/x
3. Step 3: Cross multiply
   16,682.88x = 25,002.72 × 6,810.87
4. Step 4: Simplify right side
   16,682.88x = 170,290,275.57
5. Step 5: Solve for x
   x = 170,290,275.57/16,682.88
6. Step 6: Final answer
   x = 10,207.49