Finding the Fourth Proportional to 13,524.49, 18,661.75 and 7,556.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,524.49 : 18,661.75 = 7,556.41 : x
2. Step 2: Convert to fraction form
   13,524.49/18,661.75 = 7,556.41/x
3. Step 3: Cross multiply
   13,524.49x = 18,661.75 × 7,556.41
4. Step 4: Simplify right side
   13,524.49x = 141,015,834.32
5. Step 5: Solve for x
   x = 141,015,834.32/13,524.49
6. Step 6: Final answer
   x = 10,426.70