Finding the Fourth Proportional to 13,523.52, 18,662.24 and 7,555.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,523.52 : 18,662.24 = 7,555.52 : x
2. Step 2: Convert to fraction form
   13,523.52/18,662.24 = 7,555.52/x
3. Step 3: Cross multiply
   13,523.52x = 18,662.24 × 7,555.52
4. Step 4: Simplify right side
   13,523.52x = 141,002,927.56
5. Step 5: Solve for x
   x = 141,002,927.56/13,523.52
6. Step 6: Final answer
   x = 10,426.50