Finding the Fourth Proportional to 12,677.82, 17,500.59 and 8,657.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,677.82 : 17,500.59 = 8,657.94 : x
2. Step 2: Convert to fraction form
   12,677.82/17,500.59 = 8,657.94/x
3. Step 3: Cross multiply
   12,677.82x = 17,500.59 × 8,657.94
4. Step 4: Simplify right side
   12,677.82x = 151,519,058.18
5. Step 5: Solve for x
   x = 151,519,058.18/12,677.82
6. Step 6: Final answer
   x = 11,951.51