Finding the Fourth Proportional to 12,698.84, 17,529 and 10,336.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,698.84 : 17,529 = 10,336.88 : x
2. Step 2: Convert to fraction form
   12,698.84/17,529 = 10,336.88/x
3. Step 3: Cross multiply
   12,698.84x = 17,529 × 10,336.88
4. Step 4: Simplify right side
   12,698.84x = 181,195,169.52
5. Step 5: Solve for x
   x = 181,195,169.52/12,698.84
6. Step 6: Final answer
   x = 14,268.64