Finding the Fourth Proportional to 12,694.63, 17,518.14 and 7,029.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,694.63 : 17,518.14 = 7,029.62 : x
2. Step 2: Convert to fraction form
   12,694.63/17,518.14 = 7,029.62/x
3. Step 3: Cross multiply
   12,694.63x = 17,518.14 × 7,029.62
4. Step 4: Simplify right side
   12,694.63x = 123,145,867.31
5. Step 5: Solve for x
   x = 123,145,867.31/12,694.63
6. Step 6: Final answer
   x = 9,700.63