Finding the Fourth Proportional to 12,694.82, 17,519.03 and 7,314.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,694.82 : 17,519.03 = 7,314.28 : x
2. Step 2: Convert to fraction form
   12,694.82/17,519.03 = 7,314.28/x
3. Step 3: Cross multiply
   12,694.82x = 17,519.03 × 7,314.28
4. Step 4: Simplify right side
   12,694.82x = 128,139,103.50
5. Step 5: Solve for x
   x = 128,139,103.50/12,694.82
6. Step 6: Final answer
   x = 10,093.81