Finding the Fourth Proportional to 12,698.52, 17,524.53 and 7,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,698.52 : 17,524.53 = 7,109.52 : x
2. Step 2: Convert to fraction form
   12,698.52/17,524.53 = 7,109.52/x
3. Step 3: Cross multiply
   12,698.52x = 17,524.53 × 7,109.52
4. Step 4: Simplify right side
   12,698.52x = 124,590,996.53
5. Step 5: Solve for x
   x = 124,590,996.53/12,698.52
6. Step 6: Final answer
   x = 9,811.46