Finding the Fourth Proportional to 13,522.86, 18,662.37 and 7,554.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,522.86 : 18,662.37 = 7,554.96 : x
2. Step 2: Convert to fraction form
   13,522.86/18,662.37 = 7,554.96/x
3. Step 3: Cross multiply
   13,522.86x = 18,662.37 × 7,554.96
4. Step 4: Simplify right side
   13,522.86x = 140,993,458.86
5. Step 5: Solve for x
   x = 140,993,458.86/13,522.86
6. Step 6: Final answer
   x = 10,426.30