Finding the Fourth Proportional to 12,774.14, 17,628.27 and 7,108.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,774.14 : 17,628.27 = 7,108.73 : x
2. Step 2: Convert to fraction form
   12,774.14/17,628.27 = 7,108.73/x
3. Step 3: Cross multiply
   12,774.14x = 17,628.27 × 7,108.73
4. Step 4: Simplify right side
   12,774.14x = 125,314,611.80
5. Step 5: Solve for x
   x = 125,314,611.80/12,774.14
6. Step 6: Final answer
   x = 9,810.02