Finding the Fourth Proportional to 13,522.35, 18,660.84 and 7,554.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,522.35 : 18,660.84 = 7,554.03 : x
2. Step 2: Convert to fraction form
   13,522.35/18,660.84 = 7,554.03/x
3. Step 3: Cross multiply
   13,522.35x = 18,660.84 × 7,554.03
4. Step 4: Simplify right side
   13,522.35x = 140,964,545.19
5. Step 5: Solve for x
   x = 140,964,545.19/13,522.35
6. Step 6: Final answer
   x = 10,424.56