Finding the Fourth Proportional to 12,677.83, 17,496.87 and 7,644.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,677.83 : 17,496.87 = 7,644.62 : x
2. Step 2: Convert to fraction form
   12,677.83/17,496.87 = 7,644.62/x
3. Step 3: Cross multiply
   12,677.83x = 17,496.87 × 7,644.62
4. Step 4: Simplify right side
   12,677.83x = 133,756,922.34
5. Step 5: Solve for x
   x = 133,756,922.34/12,677.83
6. Step 6: Final answer
   x = 10,550.46